| CCCVC | Ayola | Category | English | Origin |
| -ad- | comb form | -ad- (product, series) | international | |
| -an- | suffix | inhabitant | international | |
| -an- | comb form | -ane- (in chemistry) | international | |
| -at- | comb form | -ate (in chemistry) | international | |
| -en- | comb form | -ene (in chemistry) | international | |
| -gram | comb form | -gram (something written or drawn) | international | |
| -idoy | comb form | -idae (in zoology) | international | |
| -il- | comb form | -yl (in chemistry) | international | |
| -inoy | comb form | -inae (in zoology) | international | |
| -it- | comb form | -itic (in medicine) | international | |
| -om- | comb form | -oma (in medicine) | international | |
| -on- | comb form | -one (in chemistry) | international | |
| -ur- | suffix | result of doing <action> | Romance | |
| *bevel | bevelo | n | bevel | |
| *bezig | bezigo | n | bezique (card game) | |
| *boluso | boluso | n | bolus, pellet | Latin |
| *bucer | bucero | n | hornbill (bird) | |
| *canal | canalo | n | channel | French |
| *debet | debeto | n | debit (account) | |
| *debit | debito | n | (ready) sale | |
| *dogan | dogano | n | customs | |
| *domin | domino | n | domino (hooded cape) | |
| *domin | domino | n | domino (rectangular block) | |
| *funel | funelo | n | funnel | English |
| ab | ab- | comb form | ab- (from) | international |
| abark | abarkare | vt | to cover (to discuss or deal with) | Romance |
| abcind | abcindare | vt | to abscind | English |
| abl | -abla | suffix | capability | Romance |
| ablayb | ablaybare | vi | to remain (to stay behind) | German |
| abund | abundare | vi | to abound | international |
| abzorb | abzorbare | vt | to absorb | English |
| ac | aco | n | ace | international |
| acend | acendare | vi | to ascend | Romance |
| actin | actin- | comb form | actin- (actinium) | international |
| ad | ad- | comb form | ad- (toward) | international |
| adapt | adaptare | vi ($vt) | to adapt | international |
| adaptw | adaptware | vt ($vi) | to adapt | international |
| adest | adestare | vt | to attend | Latin |
| adicon | adiconare | vt | to add (in mathematics) | Romance |
| administr | administrare | vt | to administer (to direct or manage) | Romance |
| admit | admitare | vt | to admit (to concede as true) | international |
| ador | adorare | vt | to adore | international |
| adult | adulta | adj | adult | Romance |
| adz | adzo | n | adze | English |
| aeropist | aeropisto | n | runway (for airplanes) | ayola |
| af | afu | prep | not in (an interval of time) | Ayola |
| afik | afikare | vt | to affect | Latin |
| afirm | afirmare | vt | to affirm, to claim | Romance |
| afit | afito | n | rent (amount to pay) | Italian |
| aft | afto | n | aphtha (mouth ulcer) | international |
| ag | -ag- | suffix | collection | Ayola |
| agenst | agenstu | prep | against (in forcible contact with) | English |
| agr | agri- | comb form | agri- (farming) | international |
| agu | prep | in the act of (subject reference) | international | |
| ah | -ah- | suffix | to come .. to have <quality/thing> | Ayola |
| aj | -aj- | suffix | event abstraction | international |
| akant | akanto-, akant- | comb form | acantho-, acanth- (thorn) | international |
| akawnt | akawnto | n | account (registry of pecuniary transactions | English |
| akceler | akcelerare | vi ($vt) | to accelerate | Romance |
| akcelerw | akcelerware | vt ($vi) | to accelerate | Romance |
| akcent | akcentare | vt | to articulate strongly | international |
| akr | akro- | comb form | acro- (tip, top) | international |
| aks | akso | n | axis | international |
| aksent | aksento | n | accent (mark) | international |
| akt | akto | n | act (in a play) | international |
| aktiv | aktiva | adj | active (given to action) | international |
| aktivn | aktivna | adj | active (in grammar) | international |
| aktor | aktorare | vt | to act (to play the part of) | international |
| aktr | aktro | vi | to act (in a play, etc.) | international |
| akw | akwi- | comb form | aqui- (water) | international |
| akwir | akwirare | vt | to acquire | international |
| al | alu | prep | to (destination or recipient) | Romance |
| alb | alba | adj | white | Latin |
| album | albumo | n | album | international |
| ald | aldu | prep | to (the goal of) | Ayola |
| alerg | alergare | vt | to be allergic to | international |
| alet | aleto | n | fin | Spanish |
| alf | alfa | letter name | alpha | international |
| alf | alfo | n | alpha particle | international |
| alg | algo | n | alga | international |
| alg | algo- | comb form | algo- (pain) | international |
| alk | alko | n | alces (genus Alces) | Linnean |
| alkad | alkado | n | mayor | Spanish |
| aln | alno | n | alder (genus Alnus) | Linnean |
| alp | alpo | n | alp (high mountain) | international |
| alt | alti-, alto- | comb form | alti-, alto- (high) | international |
| alumin | alumin- | comb form | alumin- (aluminum) | international |
| am | amare | vt | to love | Romance |
| amb | amba | quant | both | international |
| ambr | ambro | n | amber | international |
| americ | americ- | comb form | americ- (americium) | international |
| amik | amiko | n | friend | Romance |
| amplific | amplificare | v | to amplify | Romance |
| ampn | ampni- | comb form | ampni- (both, around) | international |
| an | anu | prep | in (an interval of time) | Ayola |
| an- | comb form | an- (without) | international | |
| ana- | comb form | ana- (upward, backward, again) | international | |
| anafor | anaforo | n | account (statement of reasons or occurences) | Greek |
| anc | anc- | prefix | -ly (occuring in each unit of time) | Ayola (an- + cak-) |
| andr | andro- | comb form | -andr- (male) | international |
| android | androido | n | android | international |
| anfrakt | anfrakto | n | anfractuosity (winding channel or passage) | international |
| anglikan | anglikana | adj | anglican | international |
| angust | angusta | adj | narrow | Latin |
| animal | animalo | n | animal (regnum Animalia) | Linnean |
| aniversary | aniversaryo | n | anniversary | romance |
| ank | anke | conj | when | Ayola (an- + ke) |
| ans | anso | n | handle | French |
| anst | anstu | prep | instead of (substituted subject) | German |
| anstat | anstatu | prep | instead of | German |
| anstr | anstru | prep | instead of (substituted object) | German |
| ant | anti- | comb form | anti- (against) | international |
| ant | anto- | comb form | antho- (flower) | international |
| ant | -ant- | suffix | -ing (progressive verb form) | international |
| antey | anteyu | prep | before | international |
| antir | antiru | prep | against (not in favor of) | international |
| antracit | antracito | n | anthracite | international |
| anzih | anzihare | vt | to put on (e.g. clothes) | German |
| ap | apo- | comb form | apo- (off, away, separate) | international |
| apartment | apartmento | n | apartment | Romance |
| apert | aperta | adj | open | Romance |
| apl | aplo | n | apple (fruit) | Germanic |
| aplic | aplicare | vt | to apply (to submit oneself as a candidate) | Swedish |
| apon | aponare | vt | to serve (to bring forward, to distribute) | Latin |
| aport | aportare | vt | to bring, to fetch | French |
| aprob | aprobare | vt | to pass (to give official sanction or approval to) | Romance |
| apt | apta | adj | apt | international |
| apud | apudu | prep | beside | Latin |
| apunt | apuntare | vt | to appoint | international |
| arbor | arboro | n | tree | Latin |
| arc | arci- | comb form | archi- (building) | international |
| arc | arci- | comb form | arch-, archi- (principal) | international |
| arcr | arcrare | vi | to engage in archery | international |
| ard | ardare | vi | to be on fire | Latin |
| arg | arga | adj | angry | Swedish |
| argent | argent- | comb form | argent- (silver) | international |
| ari | ario | n | aria | Romance |
| ariv | arivare | vi | to arrive | international |
| ark | arko | n | arc | international |
| arm | armo | n | weapon | international |
| arsen | arsen- | comb form | arsen- (arsenic) | international |
| arsenik | arseniko | n | arsenic | international |
| art | arto | n | art (trade, craft, skill, etc.) | international |
| artig | artigo | n | article (object) | Portuguese |
| artikel | artikelo | n | article (writing) | international |
| artikol | artikolo | n | article (part of legal document) | international |
| artr | artro- | comb form | -arthr- (joint) | international |
| as | asu | prep | as/than (compared subject) | English |
| ask | asko- | comb form | asco- (saclike or bladderlike part) | international |
| asociw | asociware | vt | to associate | Romance |
| asociy | asociyare | vi | to associate | Romance |
| aspekt | aspekto | n | aspect (in grammar) | international |
| aspr | aspra | adj | rough | Romance |
| asr | asru | prep | as/than (compared object) | English (+ r) |
| astat | astat- | comb form | astat- (astatine) | international |
| astr | astro- | comb form | -astr- (star) | international |
| astronomi | astronomio | n | astronomy | international |
| asunt | asunto | n | matter (reason for concern) | Romance |
| at | atu | prep | at <an instant of time> | English |
| atent | atentare | vt | to pay attention to | international |
| atenuw | atenuware | vt | to attenuate | Romance |
| atenuy | atenuyare | vi | to attenuate | Romance |
| ating | atingare | vt | to attain | Portuguese |
| atitud | atitudo | n | attitude | international |
| atm | atmo- | comb form | atmo- (steam, vapor) | international |
| atrakt | atraktare | vt | to attract | Romance |
| aur | aur- | comb form | aur- (gold) | international |
| aure | aurea | adj | golden | Latin |
| av | avu | prep | with (having) | Ayola |
| avg | avgo | n | egg | Greek |
| avi- | comb form | avi- (bird) | international | |
| avion | aviono | n | airplane | French |
| avokat | avokato | n | lawyer, barrister | international |
| awd | awdare | vt | to hear | Romance |
| awdac | awdacare | vt | to dare (to have courage) | Czech |
| awf | awfu | prep | off of | Ayola (alu + ofu) |
| awn | awnu | prep | onto | Ayola (alu + onu) |
| awsent | awsentare | vi | to be missing | Romance |
| awskult | awskultare | vt | to listen to | Latin |
| awtor | awtorare | vt | to author (to be the author of) | international |
| ayf | ayfu | prep | out of | Ayola (alu + efu) |
| ayn | aynu | prep | into | Ayola (alu + enu) |
| aynd | aynda | adj | still going on | Portuguese |
| ayty | aytyo | n | aythya (<duck) (genus Aythya) | Linnean |
| az | -az- | suffix | to cause .. to have <quality/thing> | Ayola |
| babord | baborda | adj | port (side) | international |
| babuc | babuco | n | babouche (Turkish slipper) | Turkish |
| bac | baca | adj | low (in value) | Romance |
| bacil | bacilo | n | bacillus | |
| bad | badare | vt | to bathe | Germanic |
| bah | baha | adj | low (in elevation) | Romance |
| baj | baje- | pref | lower- (lower part of) | Ayola |
| bak | bako | n | berry | Latin |
| bakter | bakterio-, bakteri-, bakter- | comb form | bacterio-, bacteri-, bacter- (bacteria) | international |
| bal | balo | n | ball game | international |
| balans | balansare | vi ($vt) | to balance | international |
| balansw | balansware | vt ($vi) | to balance | international |
| bald | balda | adj | soon-to-come | German |
| balet | baleto | n | ballet | Romance |
| bals | balso | n | balsa (tree) (species Ochroma pyramidale) | international |
| balt | balto | n | ethnically Baltic person | international |
| ban | banu | prep | on the basis of | Ayola |
| banal | banala | adj | banal, trite | international |
| banan | banano | n | banana | international |
| band | bando | n | band (group) | international |
| bandj | bandjo | n | banjo | international |
| bank | banko | n | bank | international |
| bankrot | bankrota | adj | bankrupt | international |
| bar | bari- | comb form | bary- (heavy) | international |
| barb | barbo | n | beard | Romance |
| bardj | bardjo | n | barge (for frieght) | international |
| barel | barelo | n | barrel, container | international |
| barh | barho | n | bar (drinking establishment) | international |
| barit | barito | n | baryta | international |
| bark | barko | n | boat | international |
| barn | barno | n | barn | English |
| baro- | comb form | baro- (pressure, barium) | international | |
| barok | baroka | adj | Baroque (period, style) | Portuguese |
| baron | barono | n | baron | international |
| bas | baso | n | bass (in music) | international |
| basen | baseno | n | basin | international |
| basis | basiso | n | basis, underlying principle | Germanic |
| bat | batare | vt | to beat | Romance |
| batal | batalare | vi | to battle | Romance |
| batat | batato | n | sweet potato (species Ipomoea batatas) | Latin |
| batik | batiko | n | batik (method of dying fabric) | international |
| baty | batyo- | comb form | batho- (deep) | international |
| bav | bavare | vi | to dribble | French |
| bavard | bavardare | vi | to chatter | French |
| bawn | bawno | n | bean (kernel) | Icelandic |
| baz | bazo | n | base (lowest or supporting part) | international |
| bazar | bazaro | n | bazaar | international |
| baze | bazeo | n | base (in chemstry) | international |
| bazn | bazno | n | base (in mathematics) | Ayola |
| bazuk | bazuko | n | bazooka | international |
| beb | bebo | n | baby | international |
| bed | bedo | n | bed (garden plot) | Germanic |
| begin | begino | n | beguine (dance) | French West Indies |
| bek | beko | n | beak | Romance |
| bel | bela | adj | beautiful | Romance |
| belt | belto | n | belt (band worn around the waist) | Germanic |
| bemol | bemolo | n | flat (in music) | international |
| ben | bene- | comb form | bene- (good) | international |
| bend | bendo | n | band (strip of material) | English |
| benk | benko | n | bench | international |
| benzin | benzino | n | gasoline | international |
| beril | beril- | comb form | beryl- (beryllium) | international |
| berkel- | berkel- | comb form | berkel- (berkelium) | international |
| best | besto | n | beast | Germanic |
| bet | beta | letter name | beta | international |
| betel | betelo | n | betel nut (fruit of the betel palm) | international |
| betl | betlo | n | betel (species Piper betle) | Linnean |
| beto | n | beta particle | international | |
| beton | betono | n | concrete | international |
| betul | betulo | n | Betula (genus birch) | Linnean |
| beys | beyso | n | base (in sports) | English |
| bezon | bezonare | vt | to need | Romance |
| bib | bibare | vt | to drink | Latin |
| bict | bicto | n | tail | Albanian |
| bid | bido | n | bead | English |
| bif | bifo | n | beef | international |
| bigl | biglo | n | beagle | Germanic |
| bigot | bigoto | n | bigot | English |
| bil | bilo | n | bill (paper money) | English |
| bild | bildo | n | frame (single picture in a series) | German |
| bildj | bildjo | n | bilge (on a ship) | West Germanic |
| bind | bindare | vt | to bind | Germanic |
| biner | binera | adj | binary | international |
| bing | bingo | n | bingo | international |
| bir | biro | n | beer | international |
| biret | bireto | n | biretta (cap) | Spanish |
| biru | biru- | forbidden | in jabiruo (genus Jabiru) | |
| bis | biso | n | encore | Italian |
| biskot | biskoto | n | cookie | international |
| bismut- | bismut- | comb form | bismuth- (bismuth) | international |
| bison | bisono | n | Bison (genus bison) | Linnean |
| bistr | bistro | n | bistro | international |
| bit | bito | n | bit (of information in computing) | international |
| bitum | bitumo | n | bitumen | Latin |
| blad | blado | n | sheet (thin layer of processed material) | German |
| blag | blagare | vt | to fib | French |
| blam | blamare | vt | to blame | international |
| bland | blanda | adj | bland | international |
| blank | blanka | adj | blank | international |
| blast | blasto- | comb form | blasto- (bud) | international |
| blayb | blaybare | vt | to remain (to continue to be) | German |
| blazer | blazero | n | blazer | international |
| blend | blendo | n | blende | English |
| blind | blinda | adj | blind | international |
| blinz | blinzare | vi | to squint | German |
| blit | blitare | vi | bleat | English |
| blitc | blitcare | vt | to bleach | English |
| blok | bloko | n | block (solid piece) | international |
| blokr | blokrare | vt | to block (obstruct) | international |
| blond | blonda | adj | blonde | international |
| blov | blovare | vi ($vt) | to blow (move by air current) | English |
| blovw | blovware | vt ($vi) | to blow (to move by air current) | English |
| blud | bludo | n | course or plate of a meal | Russian |
| bluf | blufare | vi | to bluff | English |
| blunt | blunta | adj | blunt | English |
| bluz | bluzo | n | blouse | international |
| bobin | bobino | n | bobbin | Romance |
| bog | bogo | n | god, diety | Balto-Slavic |
| boh | boho | n | boa (genus Boa) | Linnean |
| boj | bojo | n | bulge | Portuguese |
| boks | boksare | vi (joint) | to box (sport) | international |
| bol | bolo | n | ball (physical object) | Romance |
| bolc | bolca | adj | large (in spatial dimensions) | Russian |
| boler | bolero | n | bolero (dance) | Spanish |
| bolet | boleto | n | Boletus (genus of fungi) | Linnean |
| bolid | bolido | n | fireball, meteor | Romance |
| bolt | bolto | n | bolt | international |
| bon | bona | adj | good | Romance |
| bond | bondo | n | bond | English |
| bong | bongo | n | bongo (species Tragelaphus eurycerus) | international |
| bor | bor- | comb form | bor- (boron) | international |
| borctc | borctco | n | borscht | Slavic |
| bord | bordo | n | border (rim, strip, edge, etc) | Romance |
| borh | borh- | comb form | bohr- (bohrium) | international |
| born | borno | n | terminal (electric) | French |
| bos | boso | n | bos (genus Bos) | Linnean |
| bosk | bosko | n | woods | Romance |
| bot | boto | n | boot | Romance |
| botel | botelo | n | bottle | French |
| bovl | bovlo | n | bowl (container) | international |
| boyl | boylare | vt | to boil | English |
| brad | bradi- | comb form | brady- (slow) | international |
| brak | braki- | comb form | brachy- (short) | international |
| braki | brakio- | comb form | brachio- (arm) | international |
| bran | brano | n | bran | English |
| brand | brando | n | brand (trademark or distinctive name) | English |
| brank | branko | n | goal (place of scoring) | Slavic |
| branki | brankio- | comb form | branchio- (branchiae, gills) | international |
| brant | branto | n | brant (genus Branta) | Linnean |
| brantc | brantco | n | branch (an area of business or knowledge) | international |
| bratc | bratco | n | arm | Italian |
| brav | brava | adj | brave | international |
| braz | brazare | vt | to braze | international |
| bred | bredare | vt | to breed (to raise) | English |
| bremz | bremzo | n | brake | international |
| bret | breto | n | shelf | German |
| bretc | bretco | n | breach (in a wall) | international |
| brev | breva | adj | brief, short (in time) | international |
| brib | bribare | vt | to bribe | English |
| bridj | bridjo | n | bridge (game) | English |
| brik | briko | n | brick | international |
| bril | brilare | vi | to shine | international |
| briz | brizo | n | breeze | international |
| brod | brodare | vt | to embroider | French |
| brokat | brokato | n | brocade | international |
| brolg | brolgo | n | brolga (species Grus rubicunda) | English |
| brom | brom- | comb form | brom- (bromine) | international |
| bronk | bronko- | comb form | broncho- (bronchi) | international |
| bronz | bronzo | n | bronze | international |
| bros | broso | n | brush | French |
| brot | broto | n | bread | German |
| brotc | brotco | n | brooch | international |
| brov | brovo | n | brow | English |
| bru | bruo | n | noise | Romance |
| brud | brudo | n | least weasel (species Mustela nivalis) | Danish |
| brug | brugare | vt | to brew | North Germanic |
| brul | brulare | vi ($vt) | to burn (to undergo combustion) | French |
| brulw | brulware | vt ($vi) | to burn (to undergo combustion) | French |
| brun | bruna | adj | brown | international |
| brusk | bruska | adj | brusque | international |
| brust | brusto | n | breast (chest) | German |
| bub | bubo | n | horned owl (genus Bubo) | Linnean |
| bubl | bublo | n | bubble | Germanic |
| bubon | bubono | n | bubo (in medicine) | Latin |
| bubos | buboso | n | linen | |
| buf | bufo | n | bufo (genus Bufo) | Latin |
| bufet | bufeto | n | buffet (meal) | French |
| bufey | bufeyo | n | buffet (furniture) | French |
| bufr | bufrare | vt | to buffer (to neutralize (a solution)) | English |
| buket | buketo | n | bouquet | French |
| bukl | buklo | n | curl | French |
| buks | bukso | n | box (genus Buxus) | Linnean |
| bukt | bukto | n | bay (body of water) | Germanic |
| bulb | bulbo | n | bulb (rounded solid object or part) | English |
| buler | bulero | n | bowline | |
| bum | bumare | vi | to boom | international |
| bun | buno | n | bed (bottom of a body of water) | Norwegian |
| bunkr | bunkro | n | bunker | international |
| bur | buro- | comb form | bureau- (bureau) | international |
| bus | buso | n | bus | international |
| but | but- | comb form | but- (four) | international |
| butik | butiko | n | shop | French |
| buton | butono | n | button | international |
| butr | butro | n | butter | international |
| bwat | bwato | n | box (container) | French |
| byu | byu | prep | by | Ayola |
| cah | caho | n | shah (persian king) | international |
| cak | caka | quant | each | French |
| cal | calo | n | shawl | international |
| calup | calupo | n | launch (boat) | French |
| caman | camano | n | shaman | international |
| cambr | cambro | n | room (enclosed space) | French |
| camp | campo | n | field (wide open space) | Romance |
| campu | campuo | n | shampoo | international |
| candj | candjare | vi | to change (vi) | international |
| candjw | candjware | vt | change | international |
| canid | canid- | (forbidden) | in jacanido (family Jacanidae) | |
| canjw | canjware | vt ($vi) | to change | international |
| cank | canko | n | shank | English |
| cankr | cankro | n | chancre | English |
| cant | cantare | vt | to sing | French |
| car | caro | n | car | international |
| carad | carado | n | charade | international |
| carf | carfo | n | scarf | Russian |
| carif | carifo | n | sheriff | international |
| carit | caritare | vt | to give charity to | Romance |
| carp | carpa | adj | sharp (able to cut or slice easily) | English |
| cas | casare | vt | to chase | international |
| ceb | cebo | n | capuchin monkey (genus Cebus) | Linnean |
| cedr | cedro | n | cedar (genus Cedrus) | Linnean |
| cefal | cefal- | comb form | cephal-, cephalo- | international |
| cend | cendo | n | cent | international |
| cent | centi- | comb form | one hundredth | international |
| centr | centro | n | center (geometrical) | international |
| cepf | cepfo | n | guillemot (genus Cepphus) | Linnean |
| cer | cer- | comb form | cer- (cerium) | international |
| cerc | cercare | vt | search for | French |
| cerebr | cerebro-, cerebr- | comb form | cerebro-, cerebr- (brain) | international |
| cerk | cerkare | vt | to try, to attempt | Italian |
| cert | certa | adj | certain (100% probable) | international |
| cerv | cervo | n | cervus (<deer) (genus Cervus) | Linnean |
| cerz | cerzare | vi | to joke | Italian |
| ces | ces- | comb form | ces- (cesium) | international |
| cign | cigno | n | swan (genus Cygnus) | Linnean |
| cikl | ciklo | comb form | cyclo- (circle, cyclic compound) | international |
| cikt | cikto | n | film (thin coating) | German |
| cild | cildo | n | shield | English |
| cind | cindro | n | ash (cinder) | English |
| cindr | cindro | n | cinder | Germanic |
| cink | cinko | n | ham | German |
| cinkl | cinklo | n | dipper (genus Cinclus) | Linnean |
| cirk | cirko | n | circus (<raptor) (genus Circus) | Linnean |
| cirkl | cirklo | n | circle | international |
| cirkum- | cirkum- | comb form | circum- (around) | international |
| cirl | cirlo | n | cirl bunting (species Emberiza cirlus) | Linnean |
| cirsi | cirsio | n | cirsium (<sunflower) (genus Cirsium) | Linnean |
| cist | cisto- | comb form | cysto- (bladder) | international |
| cit | cito- | comb form | cyto- (cell (in biology)) | international |
| citr | citro | n | citrus (genus Citrus) | Linnean |
| clagr | clagro | n | hit (in music, etc) | German |
| clawk | clawko | n | hose (flexible tube) | German |
| clen | cleno | n | article (part of speech) | international |
| clep | clepare | vt | to tow | German |
| clos | closo | n | lock (for door) | German |
| cmink | cminko | n | make-up, rouge | German |
| cnayd | cnaydare | vt | to cut (to separate into parts, to sever) | German |
| cogun | coguno | n | shogun | Japanese |
| col | colo | n | shoal, sandbar | English |
| cop | copare | vt | to shop for | English |
| cort | corta | adj | short (in height) | English |
| coz | cozo | n | thing, item | French |
| crank | cranko | n | cupboard | German |
| crik | crikare | vt | to scare, to frighten | Dutch |
| crump | crumpare | vi ($vt) | to shrivel | German |
| crumpw | crumpware | vt ($vi) | to shrivel | German |
| cwe | cwe | connective | and/with | Ayola |
| cwenk | cwenkare | vt | to brandish | German |
| dafn | dafno | n | daphne (genus Daphne) | international |
| dafni | dafnio | n | daphnia (genus Daphnia) | Linnean |
| dag | dago | n | day (daytime) | Germanic |
| dalt | dalto | n | chisel | Albanian |
| dam | damo | n | fallow deer (genus Dama) | Linnean |
| damn | damnare | vt | to damn | Germanic |
| damp | dampare | vt | to damp (to suppress vibrations, etc) | Germanic |
| dans | dansare | vi | to dance | international |
| darf | darfare | vt | may, to have permission to | German |
| dark | darka | adj | dark (in color) | English |
| darm | darmo | n | dharma | international |
| dasip | dasipo | n | Dasypus (genus of armadillos) | Linnean |
| dat | dato | n | date (day, month, etc. of the year) | international |
| datel | datelo | n | date (fruit of the date plant) | international |
| dativ | dativo | n | dative (case) | international |
| datur | daturo | n | Datura (genus of nightshades) | Linnean |
| davit | davito | n | davit | West Germanic |
| dawk | dawko | n | daucus (genus Daucus) | Linnean |
| deb | debare | vt | to owe | Romance |
| debat | debatare | vt | to debate | international |
| debut | debutare | vi | to debut | international |
| dec | deca | quant | ten | international |
| deci- | comb form | deci- (tenth) | international | |
| decid | decidare | vt | to decide | international |
| dect | decta | adj | tenth | Ayola |
| defil | defilare | vt | to march past | |
| defin | definare | vt | to define | international |
| deflat | deflatare | vi ($vt) | to deflate | international |
| deflatw | deflatware | vt ($vi) | to deflate | international |
| defunt | defunta | adj | defunct | international |
| deg | degu | prep | from (avoiding) | international (+ -g-) |
| degn | degnare | vt | to deign | international |
| degre | degreo | n | degree, extent | international |
| dej | deja | adj | already having happened | Romance |
| dek | deka- | comb form | ten | international |
| dekan | dekano | n | dean | international |
| dekstr | dekstru | prep | to the right of | Latin |
| del | delu | prep | from | Romance |
| deld | deldu | prep | from (avoiding) | Ayola |
| deleg | delegare | vt | to delegate | international |
| delir | delirare | vi | to be delirious | international |
| delit | delitare | vt | to delight | English |
| delt | delta | letter name | delta | international |
| delto | n | delta (of a river) | international | |
| dem | demi- | comb form | demi- (half) | international |
| demo- | comb form | demo- (people) | international | |
| demon | demono | n | demon | international |
| dendr | dendro- | comb form | dendro- (tree) | international |
| dens | densa | adj | dense | international |
| dent | dento | n | tooth | Romance |
| depart | departare | vi | to depart | international |
| depec | depecare | vt | to dispatch | French |
| depot | depoto | n | depot (transport station) | international |
| depoz | depozare | vt | to depose (to remove from office or power) | international |
| deput | deputare | vt | to depute (to appoint as agent) | international |
| der | deru | prep | away from | Romance |
| deris | deriso | n | Derris (genus of plants) | Linnean |
| deriv | derivare | vt | to derive | international |
| dermat | dermato-, dermat- | comb form | dermato-, dermat- (skin) | international |
| dernt | dernta | adj | last (most recent) | Ayola |
| des | des- | prefix | de-/un- (reverse process) | international |
| desin | desinare | vt | to design | international |
| desper | desperare | vi | to despair | Romance |
| deten | detenare | vt | to detain | international |
| dev | devare | vt | to have to | Romance |
| deyt | deytare | vt | to date (socially) | English |
| dezden | dezdenare | vt | to disdain | international |
| dezir | dezirare | vt | to desire | international |
| dia | dia-, di- | comb form | dia-, di- (through, across, over) | international |
| dic | dicare | vt | to say | Romance |
| difer | diferare | vi ($vt) | to differ | international |
| diferw | diferware | vt ($vi) | to differ from | international |
| difuz | difuzare | vt | to diffuse | international |
| dig | digo | n | dike | international |
| digit | digito | n | finger or toe | Romance |
| dign | digna | adj | dignified | international |
| dik | diko- | comb form | dicho- (in two parts) | international |
| dilat | dilatare | vi ($vt) | to dilate | international |
| dilatw | dilatware | vt ($vi) | to dilate | international |
| dilem | dilemo | n | dilemma | international |
| dilut | dilutare | vi ($vt) | to dilute | international |
| dilutw | dilutware | vt ($vi) | to dilute | international |
| din | dina-, -din- | comb form | dyna-, -din- (force, power) | international |
| dinam | dinamo | n | dynamo | international |
| ding | dingo | n | dingo (subspecies Canis lupus dingo) | Linnean |
| dino- | comb form | dino- (terrifying) | international | |
| dip | dipa | adj | deep | Germanic |
| direkcion | direkciono | n | direction (point towards which something moves) | English and romance |
| dis | dis- | comb form | dis- (apart, asunder) | international |
| disip | disipare | vi ($vt) | to dissipate | international |
| disipw | disipware | vt ($vi) | to dissipate | international |
| disk | disko | n | disk | international |
| dispatc | dispatcare | vt | to dispatch (to send with promptness) | international |
| dispros | dispros- | comb form | dyspros- (dysprosium) | international |
| distr | distrare | vt | to distract | international |
| divan | divano | n | divan, couch | international |
| divid | dividare | vt | to divide | international |
| dividend | dividedo | n | dividend, payment to shareholder | international |
| dizel | dizelo | n | diesel (engine) | international |
| djad | djado | n | jade (gem) | Italian |
| djak | djako | n | jack (electrical) | English |
| djar | djaro | n | year | West Germanic |
| djasp | djaspo | n | jasper (gem) | international |
| djaz | djazo | n | jazz | international |
| djejun | djejuno- | comb form | jejuno- (jejunum) | international |
| djel | djelare | vi ($vt) | to freeze (to become solid) | Romance |
| djelw | djelware | vt | to freeze (to cause to be solid) | Romance |
| djemb | djembo | n | hoe (garden tool) | Swahili |
| djendr | djendro | n | gender (in grammar) | English |
| djer | djera | adj | wide | Albanian |
| djerm | djermo | n | germ (mass of cells, etc. that serves as basis for further growth) | international |
| djet | djeto | n | jet (airplane) | international |
| djeti | djetio | n | jetty | international |
| djile | djileo | n | vest | Romance |
| djim | djimo | n | gymnasium | international |
| djin | djino | n | gin (alcoholic beverage) | international |
| djinz | djinzo | n | jeans | international |
| djip | djipo | n | jeep | international |
| djud | djudo | n | judo | international |
| djug | djugo | n | yoke | Spanish |
| djul | djulo | n | joule | international |
| djunt | djuntare | vi | to join, to be joined | Romance |
| djurn | djurno | n | day (24 hours) | Romance |
| djurnal | djurnalo | n | newspaper | Romance |
| djurnel | djurnelo | n | daily log | international |
| djut | djuto | n | jute (fiber) | international |
| dod | dodo | n | dodo (species Raphus cucullatus) | international |
| dodek | dodeko- | comb form | dodeca- (twelve) | international |
| dodj | dodjo | n | doge | international |
| dog | dogu | prep | to the east of | Turkish |
| dogm | dogmo | n | dogma | international |
| dol | dolu | prep | down | Slavic |
| dolar | dolaro | n | dollar | English |
| doljn | doljna | adj | due | Russian |
| dom | domo | n | dome | international |
| domin | dominare | vt | to dominate | Romance |
| don | donare | vt | to give | Romance |
| donac | donacare | vt | to donate | |
| dorm | dormare | vi | to sleep | Romance |
| dorn | dorno | n | thorn | German |
| dors | dorso | n | back | Romance |
| dos | doso | n | dose | international |
| dot | doto | n | dowry | Romance |
| dotr | dotro | n | daughter | Germanic |
| doyen | doyeno | n | doyen (most senior member) | French |
| drab | drabo | n | willow-grass (genus Draba) | Linnean |
| drag | dragare | vt | to drag (to sweep the bottom of) | English |
| drak | drako | n | dragon | international |
| drakm | drakmo | n | drachma | international |
| dram | dramo | n | drama | international |
| drat | drato | n | wire | Germanic |
| drawn | drawnare | vi ($vt) | to drown | English |
| drawnw | drawnware | vt ($vi) | to drown | English |
| drec | drecare | vt | to thresh | German |
| drem | dremare | vt | to dream | Germanic |
| dren | drenare | vi | to drain | international |
| drenw | drenware | vt ($vi) | to drain | international |
| drez | drezo | n | sink (in kitchen, bathroom, etc) | Czech |
| dribl | driblare | vt | to dribble (in sports) | international |
| drift | driftare | vi ($vt) | to drift | Germanic |
| driftw | driftware | vt ($vi) | to drift | Germanic |
| dril | drilare | vt | to drill (to exercise) | Germanic |
| drink | drinkare | vt | to drink (alcohol) | international |
| drocki | drockio | n | droshky | Russian |
| drog | drogo | n | drug | international |
| drop | dropo | n | drop (small quantity of liquid) | Germanic |
| drup | drupo | n | drupe (single-stoned fruit) | international |
| dubn | dubn- | comb form | dubn- (dubnium) | international |
| duk | duko | n | duke | international |
| dukt | dukto | n | duct | international |
| dulc | dulca | adj | sweet | Romance |
| dum | dumu | prep | during | Romance |
| dun | duno | n | dune | international |
| dunk | dunkare | vi ($vt) | to dip | English |
| dunkw | dunkware | vt ($vi) | to dip | English |
| dur | dura | adj | long (in time), long-lasting | Romance |
| durk | durku | prep | through (passing through) | German |
| durst | durstare | vt | to thirst for | German |
| dus | dusa | quant | two | Romance |
| dust | dusta | adj | second | Ayola (<dusa (two)) |
| dwa | dwa | pron | it (1st mention) | Ayola |
| dwi | dwi | connective | divided by | Ayola |
| dwo | dwo | pron | it (2nd mention) | Ayola |
| dya | dya | pron | he/she (1st mention) | Ayola |
| dyo | dyo | pron | he/she (2nd mention) | Ayola |
| edr | edra | det | either (inclusive) | Germanic |
| ef | efu | prep | outside of <a region of space> | Ayola |
| efekt | efekto | n | effect | international |
| eficient | eficienta | adj | efficient | romance, english |
| egl | eglare | vt | to equal | French |
| egzaminim | egzaminimo | n | examination, test | international |
| einstein | einstein- | comb form | einstein- (einsteinium) | international |
| ek | eko- | comb form | eco- (ecology) | international |
| ekcelent | ekcelenta | adj | excellent | Romance |
| ekcit | ekcita | adj | excited | international |
| eklips | eklipsare | vt | to eclipse | international |
| ekran | ekrano | n | screen (divider) | Slavic |
| eks | ekso- | comb form | exo- (outside) | international |
| eks | ekso- | comb form | exo- (outside) | international |
| eksfoliw | eksfoliware | vt | to exfoliate | Romance |
| eksfoliy | eksfoliyare | vi | to exfoliate | Romance |
| ekshib | ekshibare | vt | to exhibit | international |
| eksij | eksijare | vt | to demand, to require | French |
| eksklud | ekskludare | vt | to exclude | English |
| ekskrement | ekskremento | n | excrement | international |
| ekslibris | ekslibriso | n | bookplate | international |
| ekspatriw | ekspatriware | vi | to expatriate | Romance |
| ekspatriy | ekspatriyare | vi | to expatriate | Romance |
| eksped | ekspedare | vt | to expedite (to help along) | English |
| eksperient | eksperientare | vt | to experience | romance, english |
| eksplod | eksplodare | vi ($vt) | to explode | international |
| eksplodw | eksplodware | vt ($vi) | to exlode | international |
| ekstas | ekstasa | adj | ecstatic | international |
| ekstraordinary | ekstraordinarya | adj | extraordinary | international |
| ekstravert | ekstraverta | adj | extroverted | international |
| ekstrem | ekstrema | adj | extreme | international |
| ekt | ekto- | comb form | ecto- (outside) | international |
| ekw | ekwi- | comb form | equi- (equal) | international |
| ekwacion | ekwaciono | n | equation | romance |
| el | elu | prep | among (out of the class of) | Ayola |
| elb | elbo | n | barley (species Hordeum vulgare) | Albanian |
| elektric | elektrica | adj | electric | international |
| element | elemento | n | element | international |
| elev | elevare | vi ($vt) | to rise | international |
| elevw | elevware | vt ($vi) | to raise | Romance |
| elf | elfo | n | elf | international |
| elk | elko | n | Eurasian elk (species Alces alces) | international |
| embark | embarkare | vi | to embark | international |
| emblem | emblemo | n | emblem | international |
| emerg | emergare | vt | to emerge | international |
| emigr | emigrare | vt | to emigrate | international |
| empreg | empregare | vt | to hire | Portuguese |
| en | enu | prep | in <a region of space> | Romance |
| end | endo- | comb form | endo- (inside, within) | international |
| enemi | enemio | n | enemy | international |
| enigm | enigma | adj | enigmatic | international |
| enj | enje- | pref | inner- (inner part of) | Ayola |
| enk | enke | conj | where | Ayola (en- + ke) |
| enklitik | enklitiko | n | enclitic | international |
| enkuradj | enkuradjare | vt | to encourage | international |
| entre | entreo | n | entrée | French |
| entropi | entropio | n | entropy | international |
| ep | epi- | comb form | epi- (upon) | international |
| epidemi | epidemio | n | epidemic | international |
| er | -er- | suffix | to take <substance/thing> from | international |
| eraz | erazare | vt | to erase | English |
| erb | erb- | comb form | erb- (erbium) | international |
| erg | ergo- | comb form | ergo- (work) | international |
| eritr | eritro-, eritr- | comb form | erythro-, erythr- (red) | international |
| ern | ernare | vt | to earn (a salary) | English |
| es | -es- | suffix | language | international |
| eskiv | eskivare | vt | to shun | Spanish |
| esper | esperare | vt | to hope | Romance |
| est | estare | vt | to be | Romance |
| estad | estado | n | state (condition) | Romance |
| estim | estimare | vt | to estimate | international |
| et | etu | prep | at <a point in space> | Ayola |
| et- | comb form | eth- (in chemistry | international | |
| etap | etapo | n | stage (period) | Romance |
| etn | etno- | comb form | ehtno- (culture) | international |
| eufori | euforio | n | euphoria | international |
| eugenik | eugeniko | n | eugenics | romance |
| europ | europ- | comb form | europ- (europium) | international |
| evapor | evaporare | vi ($vt) | to evaporate | Romance |
| evaporw | evaporware | vt | to evaporate | Romance |
| evidenc | evidenco | n | evidence | international |
| evit | evitare | vt | to avoid | Romance |
| evj | evje- | pref | outer- (outer part of) | Ayola |
| evn | evna | adj | surprising (derived adv=even) | Germanic |
| evolv | evolvare | vi ($vt) | to evolve | international |
| evolvw | evolvware | vt ($vi) | to evolve | international |
| ez | ezu | prep | as (assigned/interpreted object) | English |
| ezr | ezru | prep | as (assigned/interpreted object) | English |
| fab | fabo | n | bean (dried) | |
| fabl | fablo | n | fable | international |
| fac | faco | n | face (of a polyhedron) | international |
| facil | facila | adj | easy | international |
| facion | faciono | n | current mode of style | English |
| fad | fadare | vi ($vt) | to fade | international |
| faden | fadeno | n | thread | German |
| fadw | fadware | vt ($vi) | to fade | international |
| fag | fago-, -fag- | comb form | phago-, -phag- (eating) | international |
| fagot | fagoto | n | bassoon | international |
| fakir | fakiro | n | fakir (religious mendicant) | Arabic |
| fakt | fakto | n | fact | international |
| fal | falare | vi | to fail | |
| falk | falko | n | falco (<falcon) (genus Falco) | Linnean |
| fals | falsa | adj | FALSE | international |
| falt | falto | n | fault (failing) | Romance |
| fam | fama | adj | famous | international |
| fang | fango | n | mud | Romance |
| fant | fanto | n | jack (in card games), knave | international |
| fantc | hantco | n | haunch | English |
| far | farare | vt | to do | Italian |
| farad | farado | n | farad (unit of capacitance) | international |
| farb | farbo | n | paint | Germanic |
| farin | farino | n | flour | Romance |
| faring | faringo-, faring- | comb form | pharyngo-, pharyng- (pharynx) | international |
| farm | farmare | vt | to farm (to grow a specific crop) | international |
| farmak | farmako- | comb form | pharmaco- (drug) | international |
| fars | farso | n | farce | international |
| fartc | fartcare | vt | to stuff | Italian |
| fas | fasolo | n | bean | |
| fasad | fasado | n | façade | international |
| fask | fasko | n | bundle | Latin |
| fasn | fasnare | vt | to fasten | English |
| fastc | fastc- | comb form | fasc- (in fascism, etc.) | international |
| fat | fato | n | fate | Italian |
| fatal | fatala | adj | fateful | international |
| fatig | fatigare | vt | to tire | Romance |
| fav | favo | n | favus | French |
| favor | favorare | vt | to favor (to support interests/activities) | international |
| favr | favrare | vt | to perform a kindness | Ayola |
| fayl | faylo | n | faille (textile) | French |
| fayr | fayro | n | fire | English |
| faz | fazo | n | phase | Slavic |
| febl | febla | adj | feeble | French |
| fegat | fegato | n | liver (organ) | Italian |
| feh | feho | n | fairy | Germanic |
| fek | feko | n | feces | international |
| fel | felo | n | felis (genus Felis) | Linnean |
| felah | felaho | n | fellah (peasant) | Arabic |
| feld | feldo | n | field (area of interest or specialization) | Germanic |
| felt | felto | n | felt | Germanic |
| feluk | feluko | n | felucca (sailing vessel) | Arabic |
| fem | femo | n | woman | French |
| femal | femalo | n | female | international |
| femt | femto- | comb form | femto- (one-quadrillionth) | international |
| femur | femuro | n | femur (thigh bone) | international |
| fen | feno- | comb form | pheno- (shining) | international |
| fenal | fenolo | n | phenol (chemical) | international |
| fend | fendo | n | crack (split, fissure) | Romance |
| fendr | fendro | n | fender (for fire) | English |
| fens | fenso | n | fence | English |
| fer | fer- | comb form | ferr- (iron) | international |
| ferl | ferlare | vt | to furl | international |
| ferm | ferm- | comb form | ferm- (fermium) | international |
| feroc | feroca | adj | ferocious | Romance |
| ferv | fervare | vt | to be fervent about | Romance |
| fest | festo | n | party | international |
| fet | feto | n | fetus | international |
| fetic | fetico | n | fetish | international |
| feud | feudo | n | fief (feudal estate) | international |
| feyl | feylare | vi | to err | North Germanic |
| feys | feysare | vt | to face (to confront, to deal with) | English |
| fez | fezo | n | fez | international |
| fibr | fibro | n | fiber | international |
| fibul | fibulo | n | fibula (leg bone) | international |
| fic | ficare | vt | to fish | Germanic |
| fid | fidare | vt | to rely on | Romance |
| fidel | fidela | adj | faithful | Romance |
| fifr | fifro | n | fife | French |
| fig | figo | n | fig (fruit) | international |
| figur | figuro | n | figure (form) | international |
| fik | fiko | n | fig (tree) (genus Ficus) | Linnean |
| fiks | fiksare | vt | to fasten | Romance |
| fil | filo-, -fil- | comb form | philo-, -phil- (love) | international |
| fild | fildo | n | field (in physics) | English |
| filh | filho | n | son | Portuguese |
| film | filmo | n | film, movie | international |
| filmen | filmeno | n | film (in photography) | old English |
| filtr | filtrare | vt | to filter | international |
| fin | finare | vi ($vt) | to finish (be finished) | international |
| final | finalo | n | finale | international |
| findj | findjare | vt | to feign, to pretend | Romance |
| fing | fingare | vt | to feign | Romance |
| fingr | fingro | n | finger | Germanic |
| fint | finta | adj | final | Ayola (<finare) |
| finw | finware | vt ($vi) | to finish | international |
| firm | firma | adj | firm | international |
| fis | fiso | n | kin, relative | Albanian |
| fisi- | comb form | fissi- (split) | international | |
| fit | fito-, -fit- | comb form | phyto-, -phyt- (plant) | international |
| fitr | fitrare | vt | to fit (to be the proper size and shape for) | English |
| fizik | fiziko | n | physics | international |
| flakr | flakrare | vi ($vt) | to flare | German |
| flakrw | flakrware | vt ($vi) | to flare | German |
| flam | flamo | n | flame | international |
| flandj | flandjo | n | flange | international |
| flap | flapare | vi ($vt) | to flap (to wave up and down or about) | English |
| flapw | flapware | vt ($vi) | to flap (to wave up and down or about) | English |
| flav | flava | adj | yellow | Latin |
| flawr | flawro | n | flora | international |
| fleb | flebo- | comb form | phlebo- (vein) | international |
| fleg | flegare | vt | to nurse (to care for the sick) | German |
| flegm | flegmo | n | phlegm | international |
| fleks | fleksare | vi ($vt) | to flex, to bend | English |
| fleksw | fleksware | vt ($vi) | to bend | English |
| flig | fligare | vi | to fly | Germanic |
| flikr | flikrare | vi ($vt) | to flicker | English |
| flikrw | flikrware | vt ($vi) | to flicker | English |
| flint | flinto | n | flint | Germanic |
| flirt | flirtare | vi | to flirt | international |
| flit | flito | n | fleet | English |
| floc | floco | n | dental floss | international |
| flok | floko | n | flake | international |
| floks | flokso | n | phlox (genus Phlox) | Linnean |
| flor | floro | n | flower | Romance |
| flos | floso | n | fin (of a fish) | German |
| flot | flotare | vi ($vt) | to float | Romance |
| flotw | flotware | vt ($vi) | to float | international |
| fluk | flukare | vt | to swear (to utter profanity) | German |
| fluks | flukso | n | flux | international |
| flunk | flunkare | vt | to fail, not to pass | English |
| fluor | fluoro-, fluor- | comb form | fluoro-, fluor- (fluorine) | international |
| flus | flusare | vi ($vt) | to flood (said of tide) | German |
| flusw | flusware | vt ($vi) | to flood (said of tide) | German |
| flut | fluto | n | flute | international |
| fluw | fluware | vt | to flow | international |
| fluy | fluyare | vi | to flow | international |
| fob | -fob- | comb form | -phob- (phobia) | international |
| fodit | fodit- | (forbidden) | in lofodito (genus Lophodytes) | |
| foen | foeno | n | fohn (wind) | German |
| fok | foko | n | earlessseal (genus Phoca) | Linnean |
| fokus | fokuso | n | focus | international |
| fol | folo | n | leaf | Romance |
| folg | folgare | vt | to follow (to act in accordance with) | Germanic |
| folk | folko | n | folk (ethnic group) | Germanic |
| folov | folovare | vt | to follow (to pay attention to) | Germanic |
| folt | folto | n | fault (in geology) | Romance |
| fon | fono-, -fon- | comb form | phono-, -phon- (sound) | international |
| fond | fondare | vt | to be fond of, to like | English |
| fonem | fonemo | n | phoneme | international |
| font | fonto | n | spring (source of water) | Romance |
| forb | forbu | prep | beyond, on the far side | Germanic |
| forbratc | forbratco | n | forearm | Latin |
| forc | forcare | vt | to exert force on | international |
| fordj | fordjare | vt | to forge | international |
| fordr | fordrare | vt | to demand, to ask for urgently | Swedish |
| fork | forko | n | fork | English |
| form | formo | n | form, shape | international |
| formul | formulo | n | formula | international |
| formulr | formulrare | vt | to formulate | international |
| fort | forta | n | strong | international |
| fortun | fortuno | n | luck | Romance |
| fortunat | fortunata | adj | fortunate | Romance |
| forum | forumo | n | forum | Romance |
| forz | forzare | vt | to force, to compel | Romance |
| fos | fosa | adj | false (artificial, counterfeit, spurious) | French |
| fosf | fosf- | comb form | phosph- (phosphorus) | international |
| fosil | fosilo | n | fossil | international |
| fot | foto-, -fot- | comb form | photo-, -phot- (light) | international |
| foton | fotono | n | photon | international |
| frag | frago | n | strawberry (berry) | Romance |
| fragr | fragra | adj | fragrant | international |
| fram | framo | n | frame (skeletal structure) | English |
| framb | frambo | n | raspberry (fruit) | international |
| franc | franco | n | ethnically French person | international |
| frank | franko | n | franc (coin) | international |
| frans | frans- | comb form | franc- (francium) | international |
| frap | frapare | vt | to hit, to strike | French |
| frat | frato | n | brother | Romance |
| frawd | frawdare | vt | to defraud | Romance |
| fraz | frazo | n | phrase | international |
| frec | freca | adj | fresh | international |
| frel | frela | adj | frail (weak) | international |
| fremd | fremda | adj | foreign | German |
| fren | freno-, fren- | comb form | phreno-, phren- (brain) | international |
| frenk | frenka | adj | frank | international |
| frent | frentu | prep | in front of | Romance |
| fresk | fresko | n | fresco | international |
| frez | frezare | vt | to mill (to shape, to cut, to polish) | German |
| frid | frida | adj | cold | Romance |
| frim | frimo | n | lopseed (genus Phryma) | Linnean |
| frindj | frindjo | n | fringe | English |
| frit | fritare | vt | to fry | Romance |
| friz | frizo | n | frieze (in architecture) | English |
| frond | frondo | n | frond | English |
| front | fronto | n | front (in warfare or meteorology) | international |
| frost | frosto | n | frost | international |
| frot | frotare | vt | to rub | Romance |
| fru | frua | adj | early | German |
| fruj | fruje- | pref | early- (early part of) | Ayola |
| frukt | frukto | n | fruit | Latin |
| frustr | frustrare | vt | to frustrate | international |
| fuc | fuco | n | field (in sports) | Albanian |
| fudj | fudjare | vi | to flee | Romance |
| fug | fugo | n | fugue | international |
| fuk | fuko- | comb form | phyco- (seaweed, algae) | international |
| ful | fulo- | comb form | phylo- (tribe, race) | international |
| fulkr | fulkro | n | fulcrum | Romance |
| fum | fumo | n | smoke | Romance |
| funcon | funconare | vi ($vt) | to function, to work properly | international |
| funconw | funconware | vt ($vi) | to work/operate properly, to function | Romance |
| fundament | fundamenta | adj | basic, fundamental | romance |
| fung | fungo | n | fungus (member of kingdom Fungi) | Linnean |
| funk | funko | n | funk (style of music) | international |
| fur | furu | prep | for (for the purpose of, for the benefit of) | international |
| furb | furba | adj | sly, cunning | Italian |
| furn | furno | n | stove (cooker) | Romance |
| fut | futo | n | foot (unit of length) | English |
| futbal | futbalo | n | football (the game) | international |
| futbol | futbolo | n | football (the ball) | international |
| futur | futura | adj | future (in time) | international |
| futurn | futurna | adj | future (tense) | international |
| fwen | fweno | n | hay | Romance |
| fwert | fwerto | n | fort | Spanish |
| fwil | fwilo-, fwil- | comb form | phyllo-, phyll- (leaf) | international |
| fyong | fyongo | n | bow (with 2 loops) | Albanian |
| fyord | fyordo | n | fjord | international |
| fyur | fyura | adj | f |