The purpose of this list is to give a rough idea of the Interlingua language. The words listed below are not the most common words, but a broad sampling of words. See the Word Lists page for more details.
| English | Interlingua |
| I | io |
| you (singular) | tu |
| he | ille |
| we | nos |
| you (plural) | vos |
| they | illes |
| this | iste |
| that | ille |
| here | hic, ci, qui |
| there | illac, ibi, la |
| who | qui |
| what | que |
| where | ubi |
| when | quando |
| how | como |
| not | non, ne |
| all | tote |
| many | multe |
| some | alicun |
| few | poc, pauc |
| other | altere |
| one | un |
| two | duo |
| three | tres |
| four | quatro |
| five | cinque |
| big | grande |
| long | longe |
| wide | large |
| thick | spisse |
| heavy | pesante |
| small | parve |
| short | curte |
| narrow | stricte |
| thin | tenue |
| woman | femina |
| man (adult male) | viro |
| man (human being) | homine |
| child | infante |
| wife | marita, sposa |
| husband | marito, sposo |
| mother | matre |
| father | patre |
| animal | animal |
| fish | pisce |
| bird | ave |
| dog | can |
| louse | pediculo |
| snake | serpente |
| worm | verme |
| tree | arbore |
| forest | foreste |
| stick | baston |
| fruit | fructo |
| seed | semine |
| leaf | folio |
| root | radice |
| bark (of a tree) | cortice |
| flower | flor |
| grass | herba |
| rope | corda |
| skin | cute, pelle |
| meat | carne |
| blood | sanguine |
| bone | osso |
| fat (noun) | grassia |
| egg | ovo |
| horn | corno |
| tail | cauda |
| feather | pluma, penna |
| hair | pilo, capillo |
| head | capite |
| ear | aure |
| eye | oculo |
| nose | naso |
| mouth | bucca, ore |
| tooth | dente |
| tongue (organ) | lingua |
| fingernail | ungula |
| foot | pede |
| leg | gamba |
| knee | genu |
| hand | mano |
| wing | ala |
| belly | ventre |
| guts | tripas |
| neck | collo |
| back | dorso |
| breast | pectore |
| heart | corde |
| liver | ficato, hepato |
| to drink | biber |
| to eat | mangiar |
| to bite | morder |
| to suck | suger |
| to spit | sputar |
| to vomit | vomitar |
| to blow | sufflar |
| to breathe | respirar |
| to laugh | rider |
| to see | vider |
| to hear | audir |
| to know | saper |
| to think | pensar |
| to smell | olfacer |
| to fear | timer |
| to sleep | dormir |
| to live | viver |
| to die | morir |
| to kill | occidar |
| to fight | luctar |
| to hunt | chassar |
| to hit | colpar |
| to cut | secar |
| to split | finder |
| to stab | dagar |
| to scratch | grattar |
| to dig | foder |
| to swim | natar |
| to fly | volar |
| to walk | ambular, promenar se |
| to come | venir |
| to lie (as in a bed) | jacer |
| to sit | seder |
| to stand | star |
| to turn (intransitive) | tornar |
| to fall | cader |
| to give | dar |
| to hold | tener |
| to squeeze | premer |
| to rub | fricar |
| to wash | lavar |
| to wipe | essugar |
| to pull | tirar |
| to push | pulsar |
| to throw | jectar |
| to tie | ligar |
| to sew | suer |
| to count | contar |
| to say | dicer |
| to sing | cantar |
| to play | jocar |
| to float | flottar |
| to flow | fluer |
| to freeze | gelar |
| to swell | tumer |
| sun | sol |
| moon | luna |
| star | stella |
| water | aqua |
| rain | pluvia |
| river | fluvio |
| lake | laco |
| sea | mar |
| salt | sal |
| stone | petra |
| sand | arena, sablo |
| dust | pulvere |
| earth | terra |
| cloud | nube |
| fog | nebula |
| sky | celo |
| wind | vento |
| snow | nive |
| ice | glacie |
| smoke | fumo |
| fire | foco |
| ash | cineres |
| to burn | arder |
| road | strata |
| mountain | montania |
| red | rubie |
| green | verde |
| yellow | jalne |
| white | blanc |
| black | nigre |
| night | nocte |
| day | die |
| year | anno |
| warm | calide |
| cold | frigide |
| full | plen |
| new | nove |
| old | vetere |
| good | bon |
| bad | mal |
| rotten | corrupte |
| dirty | immunde |
| straight | recte |
| round | ronde |
| sharp (as a knife) | acute |
| dull (as a knife) | obtuse |
| smooth | lisie |
| wet | humide |
| dry | sic |
| correct | correcte |
| near | proxime |
| far | distante |
| right | dextre |