deber present subjunctive conjugation
Deber (should/must/to owe) in the present subjunctive: deba, debas, deba, debamos, debáis, deban.
Presente de subjuntivo Present subjunctive
| yo | |
|---|---|
| tú | |
| él/ella/usted | |
| nosotros | |
| vosotros | |
| ellos/ellas/ustedes |
ending regular · irr breaks the pattern · tap a form to hear it
When to use the present subjunctive
The present subjunctive (presente de subjuntivo) follows expressions of wishes, emotions, doubt, impersonal judgements and requests: “Quiero que vengas.” It also gives the usted/ustedes and negative tú commands.
How it is formed
Take the yo form of the present, drop the -o and add the “opposite” vowel: -ar → e, es, e, emos, éis, en; -er/-ir → a, as, a, amos, áis, an. So tengo → tenga, hago → haga. Six verbs are fully irregular: ser, estar, ir, haber, saber, dar.
Deber is regular here, so it is a good model for other verbs of the same class.
Read more: Spanish subjunctive: formation and triggers
Deber in a sentence
- Debo estudiar más.I should study more.
- Le debía dinero a su amigo.He owed money to his friend.
Regular verb; followed by infinitive for obligation; also means 'to owe' money.
FAQ
What is the present subjunctive of deber?
Deber in the Spanish present subjunctive: yo deba, tú debas, él/ella/usted deba, nosotros debamos, vosotros debáis, ellos/ellas/ustedes deban.
Is deber irregular in the present subjunctive?
No. In the present subjunctive deber takes the regular endings for its verb class, so deba follows the same pattern as any regular verb.
When do you use the Spanish present subjunctive?
The present subjunctive (presente de subjuntivo) follows expressions of wishes, emotions, doubt, impersonal judgements and requests: “Quiero que vengas.” It also gives the usted/ustedes and negative tú commands.
How is the present subjunctive formed?
Take the yo form of the present, drop the -o and add the “opposite” vowel: -ar → e, es, e, emos, éis, en; -er/-ir → a, as, a, amos, áis, an. So tengo → tenga, hago → haga. Six verbs are fully irregular: ser, estar, ir, haber, saber, dar.
Full deber conjugation, all tenses →
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