-ir verb irregular · spelling-change -cer/cir Advanced

introducir — Preterite (Pretérito)

to introduce / to insert

The preterite conjugation of introducir (irregular spelling-change -cer/cir, ranked #489). 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 introduje *
introdujiste *
él/ella/Ud. introdujo *
nosotros introdujimos *
vosotros introdujisteis *
ellos/ellas/Uds. introdujeron *

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

Example sentence

Ayer yo introduje.

Yesterday I introduce / to insert.

Other tenses of introducir

See full conjugation table for introducir →

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