Opens in a new tab

Deber preterite conjugation

Deber in the preterite: debí, debiste, debió, debimos, debisteis, debieron.

  • to owe; must; should
  • regular
  • Participle: debido
  • Gerund: debiendo

Preterite pretérito

yodebí
túdebiste
él/ella/usteddebió
nosotrosdebimos
vosotrosdebisteis
ellos/ellas/ustedesdebieron

How to use deber in the preterite

The preterite of deber is regular: debí, debiste, debió, debimos, debieron. With an infinitive, it often expresses regret about the past: "Debí llamarte" means "I should have called you." "Debió de" adds probability: "Debió de olvidarse" (he must have forgotten). The preterite is also used for a one-time obligation that was fulfilled.

Examples

  • Debí avisarte antes, perdón.

    I should have told you sooner, sorry.

  • Debieron cancelar el vuelo por la tormenta.

    They had to cancel the flight because of the storm.

  • Debió de quedarse dormido.

    He must have overslept.

Quick check: deber in the preterite

1. yo · Preterite of deber
2. tú · Preterite of deber
3. vosotros · Preterite of deber
4. ellos/ellas/ustedes · Preterite of deber
5. él/ella/usted · Preterite of deber

More deber tenses

Other verbs in the preterite

Know your verbs, now find your level

Take a free placement test and get your CEFR level, then follow the grammar lessons that fit it.

Find your level