Common irregular verbs
| Verb | Change | English |
|---|---|---|
| pensar | e → ie | to think / to plan |
| empezar | e → ie | to start |
| entender | e → ie | to understand |
| cerrar | e → ie | to close |
| perder | e → ie | to lose |
| dormir | o → ue | to sleep |
| volver | o → ue | to return |
| encontrar | o → ue | to find |
| recordar | o → ue | to remember |
| almorzar | o → ue | to have lunch |
| pedir | e → i | to ask for / to order |
| repetir | e → i | to repeat |
| seguir | e → i + yo irregular | to follow / to continue |
| servir | e → i | to serve |
| elegir | e → i + yo irregular | to choose |
| poner | yo irregular | to put |
| salir | yo irregular | to leave / to go out |
| traer | yo irregular | to bring |
| conocer | yo irregular | to know / to meet |
| conducir | yo irregular | to drive |
| traducir | yo irregular | to translate |
| venir | yo irregular + e → ie | to come |
| decir | yo irregular + e → i | to say / to tell |
| oír | yo irregular + spelling change | to hear |