Irregular verbs

Irregular verbs with their irregular forms, their irregular stems in present and past-2 tenses.

SABER – to know

YO SÉ – I know

Present stem SAB-

Past 2 stem SUP-

DORMIR – to sleep

Present stem DUERM-

PENSAR – to think

Present stem PIENS-

OÍR – to hear

YO OIGO – I hear

CONOCER – to know

YO CONOZCO – I know

SENTIR – to feel

Present stem SIENT-

QUERER – to want

Past stem QUIS-

DECIR – to say

YO DIGO – I say

Present stem DEC-

Past stem DIJ-

HACER – to do

YO HAGO – I do

Past stem HIC-

PONER – to put

YO PONGO – I put

Past stem PUS-

VENIR – to come

YO VENGO – I come

Present stem VIEN-

Past stem VIN –

PODER – can

Present stem PUED-

Past stem PUD-

PERDER – to lose

Present stem PIERD-

CONTAR – to tell

Present stem CUENT-

CRECER – to grow

YO CREZCO – I grow

SALIR – to leave

YO SALGO – I leave