
contribuir Future Conjugation
contribuir — to contribute
The future tense of contribuir is regular: añadir the endings to the infinitive (contribuiré, contribuirás, etc.).
contribuir Future Forms
When to Use the Future
Use it to state what you will contribute in the future or to express probability about someone's current contribution.
Notes on contribuir in the Future
Contribuir is regular in the future; simply attach the endings (-é, -ás, -á, -emos, -éis, -án) directly to the full infinitive.
Example Sentences
Yo contribuiré al proyecto la próxima semana.
I will contribute to the project next week.
yo
Estamos seguros de que ellos contribuirán.
We are sure that they will contribute.
ellos/ellas/ustedes
¿Contribuirás tú con la cena?
Will you contribute with the dinner?
tú
Common Mistakes
Mistake: Removing the 'ir' from the stem (e.g., 'contribuyeré').
Correct: contribuiré
Why: The future tense uses the entire infinitive as the base, not the present tense stem.
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Related Tenses
Present
yo: contribuyo
The present tense of contribuir adds a 'y' before endings: contribuyo, contribuyes, contribuye, contribuyen.
Preterite
yo: contribuí
In the preterite, contribuir changes 'i' to 'y' in the third-person forms: contribuyó and contribuyeron.
Imperfect
yo: contribuía
The imperfect of contribuir is regular: contribuía, contribuías, contribuía, contribuíamos, contribuíais, contribuían.
Conditional
yo: contribuiría
The conditional of contribuir is regular: añadir the endings -ía to the infinitive (contribuiría).
Present Subjunctive
yo: contribuya
The present subjunctive uses the 'y' stem from the 'yo' form: contribuya, contribuyas, contribuya...
Imperfect Subjunctive
yo: contribuyera
The imperfect subjunctive uses the 'y' from the preterite: contribuyera, contribuyeras, contribuyera...
Affirmative Imperative
yo: contribuye
Use 'contribuye' (tú) or 'contribuya' (usted) to tell someone to help out.
Negative Imperative
yo: no contribuyas
All negative commands for contribuir use the 'y' stem: no contribuyas, no contribuya, no contribuyamos.