dormir Future Conjugation
dormir — to sleep
The future tense of dormir is regular: dormiré, dormirás, dormirá, dormiremos, dormiréis, dormirán.
dormir Future Forms
When to Use the Future
Use this to state when or where you will sleep in the future, or to make a guess about someone's current state (e.g., 'He's probably sleeping').
Notes on dormir in the Future
Dormir is completely regular in the future tense. You simply add the endings to the full infinitive.
Example Sentences
Dormiré mejor cuando terminen las obras.
I will sleep better when the construction work finishes.
yo
¿Dormirás en el sofá?
Will you sleep on the sofa?
tú
Los niños dormirán en la tienda de campaña.
The children will sleep in the tent.
ellos/ellas/ustedes
Common Mistakes
Mistake: Trying to use a stem change like 'duermiré'.
Correct: dormiré
Why: The future tense uses the full infinitive as the stem; stem changes from the present tense do not apply here.
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Related Tenses
Present
yo: duermo
Dormir is a stem-changing verb where the 'o' becomes 'ue' in all forms except nosotros and vosotros.
Preterite
yo: dormí
Dormir has a stem change (o to u) in the third-person forms: durmió and durmieron.
Imperfect
yo: dormía
The imperfect of dormir is regular: dormía, dormías, dormía, dormíamos, dormíais, dormían.
Conditional
yo: dormiría
The conditional of dormir is regular: dormiría, dormirías, dormiría, dormiríamos, dormiríais, dormirían.
Present Subjunctive
yo: duerma
Dormir changes o > ue in most forms, but importantly o > u in the nosotros and vosotros forms.
Imperfect Subjunctive
yo: durmiera
The imperfect subjunctive uses the 'durm-' stem for all forms: durmiera, durmieras, durmiera, etc.
Affirmative Imperative
yo: duerme
The imperative uses 'duerme' for tú and 'duerma' for usted, with 'durmamos' for let's sleep.
Negative Imperative
yo: no duermas
Negative commands use the present subjunctive: no duermas, no duerma, no durmamos.