Verbo irregular é todo aquele à qual não se aplica a regra de formação do passado com adição do sufixo -ed, como é o caso de love (loved), follow (followed), entre outros.
Confira na tabela abaixo 50 dos principais verbos irregulares na língua inglesa na forma infinitiva, com tradução para português, e suas três principais conjugações (presente, passado, particípio). Observe com atenção as diferenças e semelhanças entre as formas que os verbos irregulares tomam:
| Portuguese | Infinitive: to… | Simple Present | Simple Past | Past Participle |
| ser | be | am, is, are | was, were | been |
| fazer | do | do, does | did | done |
| ter | have | have, has | had | had |
| ir | go | go, goes | went | gone |
| começar | begin | begin/s | began | begun |
| cortar | cut | cut | cut | cut |
| comer | eat | eat/s | ate | eaten |
| conhecer,encontrar | meet | meet/s | met | met |
| ver | see | see/s | saw | seen |
| tomar, pegar | take | take/s | took | taken |
| fazer | make | make/s | made | made |
| escolher | choose | choose/s | chose | chosen |
| comprar | buy | buy/s | bought | bought |
| correr | run | run/s | ran | run |
| sentar | sit | sit/s | sat | sat |
| sentir | feel | feel/s | felt | felt |
| vestir | wear | wear/s | wore | worn |
| escrever | write | write/s | wrote | written |
| deixar | leave | leave/s | left | left |
| beber | drink | drink/s | drank | drunk |
| perdoar | forgive | forgive/s | forgave | forgiven |
| pagar | pay | pay/s | paid | paid |
| dirigir, conduzir | drive | drive/s | drove | driven |
| quebrar | break | break/s | broke | broken |
| saber | know | know/s | knew | known |
| encontrar, achar | find | find/s | found | found |
| lutar, brigar | fight | fight/s | fought | fought |
| voar | fly | fly, flies | flew | flown |
| cair | fall | fall/s | fell | fallen |
| esquecer | forget | forget/s | forgot | forgotten |
| dizer, falar | say | say/s | said | said |
| congelar | freeze | freeze/s | froze | frozen |
| segurar | hold | hold/s | held | held |
| continuar, manter | keep | keep/s | kept | kept |
| morder | bite | bite/s | bit | bitten |
| ler | read | read/s | read | read |
| colocar, pôr | put | put/s | put | put |
| falar, proferir | speak | speak/s | spoke | spoken |
| pensar | think | think/s | thought | thought |
| deixar | let | let/s | let | let |
| acender | light | light/s | lit | lit |
| desistir, deixar | quit | quit/s | quit | quit |
| ganhar | win | win/s | won | won |
| cantar | sing | sing/s | sang | sung |
| sentar | sit | sit/s | sat | sat |
| dormir | sleep | sleep/s | slept | slept |
| contar, dizer | tell | tell/s | told | told |
| ensinar | teach | teach, teaches | taught | taught |
| roubar | steal | steal/s | stole | stolen |
| jurar | swear | swear/s | swore | sworn |
(Arantxa Pellicer Meira) é graduada em Cinema pela Universidade Federal de Santa Catarina e trabalhou como tradutora e professora de Inglês de 2017 a 2021