Almorzar – this is what a basic verb looks like Almorz- is the stem Stem changers mean the stem changes All verbs that are classified as a stem-changer will conjugate differently They can also be called boot verbs
Poder (o-ue) PuedoPodemos PuedesX PuedePueden
Almorzar Costar Dormir Poder
Jugar
Entender Pensar Preferir Querer Empezar
Servir Repetir pedir
Take the verb Pensar Drop the ending –Pens Change the stem – piens Add the ending--- pienso
Jugar Dormir Entender Servir You pick two and conjugate them in all tenses