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Spanish verb conjugation

comprobarConjugation

comprobar means to check.

stem-changing (o > ue in specific forms)-ar9 tenses52 forms
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Complete Conjugation Tables

Reference all tenses and moods

Indicative

Present

yocompruebo
compruebas
él/ella/ustedcomprueba
nosotroscomprobamos
vosotroscomprobáis
ellos/ellas/ustedescomprueban

Comprobar is a stem-changing verb (o > ue) in all forms except nosotros and vosotros.

Future

yocomprobaré
comprobarás
él/ella/ustedcomprobará
nosotroscomprobaremos
vosotroscomprobaréis
ellos/ellas/ustedescomprobarán

The future of comprobar is regular: comprobaré, comprobarás, comprobará, comprobaremos, comprobaréis, comprobarán.

Imperfect

yocomprobaba
comprobabas
él/ella/ustedcomprobaba
nosotroscomprobábamos
vosotroscomprobabais
ellos/ellas/ustedescomprobaban

The imperfect of comprobar is regular: comprobaba, comprobabas, comprobaba, comprobábamos, comprobabais, comprobaban.

Conditional

yocomprobaría
comprobarías
él/ella/ustedcomprobaría
nosotroscomprobaríamos
vosotroscomprobaríais
ellos/ellas/ustedescomprobarían

The conditional of comprobar is regular: comprobaría, comprobarías, comprobaría, comprobaríamos, comprobaríais, comprobarían.

Preterite

yocomprobé
comprobaste
él/ella/ustedcomprobó
nosotroscomprobamos
vosotroscomprobasteis
ellos/ellas/ustedescomprobaron

The preterite of comprobar is regular: comprobé, comprobaste, comprobó, comprobamos, comprobasteis, comprobaron.

Imperative

Negative Imperative

no compruebes
ustedno compruebe
nosotrosno comprobemos
vosotrosno comprobéis
ustedesno comprueben

Negative commands use the present subjunctive: no compruebes, no compruebe, no comprobemos, no comprobéis, no comprueben.

Imperative

comprueba
ustedcompruebe
nosotroscomprobemos
vosotroscomprobad
ustedescomprueben

Use 'comprueba' (tú) or 'compruebe' (usted) to tell someone to check something.

Subjunctive

Present Subjunctive

yocompruebe
compruebes
él/ella/ustedcompruebe
nosotroscomprobemos
vosotroscomprobéis
ellos/ellas/ustedescomprueben

The present subjunctive follows the stem change (o > ue): compruebe, compruebes, compruebe, comprobemos, comprobéis, comprueben.

Imperfect Subjunctive

yocomprobara
comprobaras
él/ella/ustedcomprobara
nosotroscomprobáramos
vosotroscomprobarais
ellos/ellas/ustedescomprobaran

The imperfect subjunctive is regular: comprobara, comprobaras, comprobara, comprobáramos, comprobarais, comprobaran.

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Frequently Asked Questions

What does comprobar mean in Spanish?

comprobar means "to check".

Is comprobar a regular or irregular verb?

comprobar is a stem-changing (o > ue in specific forms) -ar verb in Spanish.

How do you conjugate comprobar in the present tense?

The present tense of comprobar is: yo compruebo, tú compruebas, él/ella/usted comprueba, nosotros comprobamos, vosotros comprobáis, ellos/ellas/ustedes comprueban.

How do you conjugate comprobar in the preterite (past tense)?

The preterite of comprobar is: yo comprobé, tú comprobaste, él/ella/usted comprobó, nosotros comprobamos, vosotros comprobasteis, ellos/ellas/ustedes comprobaron.

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comprobar conjugation cheat sheet

comprobar conjugation cheat sheet — present, preterite, imperfect, future and conditional forms