1. dormir-to sleep (o-ue)

duermo                  dormimos*                  *note: ‘nosotros’ is not changed

duermes                  x

duerme                  duermen

Other verbs that have the same change include:

volver -to return, encontrar-to find, poder-to be able to, recordar- to remember

*There is one unique verb in the Spanish language ‘jugar’ which means to play games and sports. This is the only verb which undergoes a u-ue stem change. For example, Yo juego al golf.

2. querer-to want, to like, to love (e-ie)

quiero                           queremos

quieres                          x

quiere                           quieren

Other verbs that have the same change include:

pensar (en) -to think (about), comenzar (a)-to begin (to) , cerrar- to close, entender- to understand

3. pedir-to ask for, to request (e-i)

pido                           pedimos

pides                           x

pide                           piden

Other verbs that have the same change include:

servir-to serve, repetir-to repeat