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

costar — Preterite (Pretérito)

to cost

The preterite conjugation of costar (irregular stem-changing o>ue, ranked #118). 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 costé
costaste
él/ella/Ud. costó
nosotros costamos
vosotros costasteis
ellos/ellas/Uds. costaron

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

Example sentence

Nosotros costamos juntos.

We cost together.

Other tenses of costar

See full conjugation table for costar →

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