-ar verb irregular · stem-changing o>ue Advanced

comprobar — Preterite (Pretérito)

to verify / to check

The preterite conjugation of comprobar (irregular stem-changing o>ue, ranked #435). Describes completed past actions with a clear start and end. Key signals: ayer, el lunes pasado, de repente.

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Pronoun Preterite conjugation
yo comprobé
comprobaste
él/ella/Ud. comprobó
nosotros comprobamos
vosotros comprobasteis
ellos/ellas/Uds. comprobaron

* Red forms deviate from the regular -ar preterite pattern.

Example sentence

Ayer yo comprobé.

Yesterday I verify / to check.

Other tenses of comprobar

See full conjugation table for comprobar →

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