-ir verb irregular · stem-changing e>i A2 · Elementary

Conjugate impedir in Spanish

to prevent / to impede

impedir is an irregular -ir verb ranked #161 among the most common Spanish verbs. For example: "Yo impido todos los días." (I prevent every day.). Use the tables below for full conjugation across all 7 tenses.

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⚡ Irregular verb — impedir (stem-changing e>i) does not follow standard -ir patterns. Pay close attention to the stems in each tense.

Describes current actions, habits, and general truths. The most frequently used tense — master it first.

Pronoun Conjugation
yo impido *
impides *
él/ella/Ud. impide *
nosotros impedimos
vosotros impedís
ellos/ellas/Uds. impiden *
Example

Yo impido todos los días.

I prevent every day.

Describes completed past actions with a clear start and end. Key signals: ayer, el lunes pasado, de repente.

Pronoun Conjugation
yo impedí
impediste
él/ella/Ud. impidió *
nosotros impedimos
vosotros impedisteis
ellos/ellas/Uds. impidieron *
Example

Nosotros impedimos juntos.

We prevent together.

Describes habitual past actions, background context, and ongoing states. Key signals: siempre, normalmente, cuando era niño.

Pronoun Conjugation
yo impedía
impedías
él/ella/Ud. impedía
nosotros impedíamos
vosotros impedíais
ellos/ellas/Uds. impedían
Example

Antes yo impedía con frecuencia.

Before, I used to prevent / to impede often.

Describes future events and predictions. In everyday speech, ir a + infinitive is often preferred for planned events.

Pronoun Conjugation
yo impediré
impedirás
él/ella/Ud. impedirá
nosotros impediremos
vosotros impediréis
ellos/ellas/Uds. impedirán
Example

Mañana yo impediré.

Tomorrow I will prevent / to impede.

Expresses what would happen under certain conditions — equivalent to "would" in English. Also used for polite requests.

Pronoun Conjugation
yo impediría
impedirías
él/ella/Ud. impediría
nosotros impediríamos
vosotros impediríais
ellos/ellas/Uds. impedirían
Example

Si pudiera, yo impediría.

If I could, I would prevent / to impede.

Used in clauses expressing wishes, doubt, emotion, or uncertainty — typically after que. Triggers: querer, esperar, dudar, ojalá.

Pronoun Conjugation
yo impida *
impidas *
él/ella/Ud. impida *
nosotros impidamos *
vosotros impidáis *
ellos/ellas/Uds. impidan *
Example

Quiero que tú impidas más.

I want you to prevent more.

Used to give commands and direct requests. Affirmative and negative forms differ significantly in Spanish.

Pronoun Conjugation
yo -
impede
él/ella/Ud. impeda
nosotros impedamos
vosotros impedid
ellos/ellas/Uds. impedan
Example

¡Impede!

Prevent / to impede!

Test yourself

Type the correct conjugation for each prompt.

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Example sentences

Common phrases with impedir

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