An irregular verb is one that does not take the -ed ending for the Past Simple and Past Participle forms. Some irregular verbs do not change; put put put, while others change completely; buy bought bought, etc. Unfortunately for the student, there are a lot or irregular verbs and they include many of the commonest verbs in the English language.
Irregular verbs fall into 5 categories:
To learn more about irregular verbs, try some of our other resource pages:
The Irregular Verb List
Browse our English Irregular Verb List which includes the meaning of each verb, alongside conjugations of their base form, past simple, past participle, 3rd person singular, and the present participle / gerund.
As our intention is to build the most complete list of irregular verbs possible, we have included many verbs that are not very common or rather archaic. It is an organic growing guide to as many of the English Irregular Verbs as we can find. If you want to check usage, search for that verb in the Dictionary page of our website. We are aiming to give you a complete list, not a guide to current usage here.
Auxiliary Verb; Ditransitive Verb; Dynamic Verb; Finite Verb; Inchoative Verb; Intransitive Verb; Modal Verb; Non-finite Verb; Phrasal Verb; Regular Verb; Stative Verb; Transitive Verb; Verb Group; Verb Phrase