-ir verb irregular · spelling-change -uir B1 · Intermediate

Conjugate disminuir in Spanish

to diminish / to decrease

disminuir is an irregular -ir verb ranked #456 among the most common Spanish verbs. For example: "Necesito disminuir esto." (I need to diminish / to decrease this.). Use the tables below for full conjugation across all 7 tenses.

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⚡ Irregular verb — disminuir (spelling-change -uir) 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 disminuyo *
disminuyes *
él/ella/Ud. disminuye *
nosotros disminuimos
vosotros disminuís
ellos/ellas/Uds. disminuyen *
Example

Yo disminuyo todos los días.

I diminish / to decrease every day.

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

Pronoun Conjugation
yo disminuí
disminuiste
él/ella/Ud. disminuyó *
nosotros disminuimos
vosotros disminuisteis
ellos/ellas/Uds. disminuyeron *
Example

Ayer yo disminuí.

Yesterday I diminish / to decrease.

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

Pronoun Conjugation
yo disminuía
disminuías
él/ella/Ud. disminuía
nosotros disminuíamos
vosotros disminuíais
ellos/ellas/Uds. disminuían
Example

Antes yo disminuía con frecuencia.

Before, I used to diminish / to decrease often.

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

Pronoun Conjugation
yo disminuiré
disminuirás
él/ella/Ud. disminuirá
nosotros disminuiremos
vosotros disminuiréis
ellos/ellas/Uds. disminuirán
Example

Mañana yo disminuiré.

Tomorrow I will diminish / to decrease.

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

Pronoun Conjugation
yo disminuiría
disminuirías
él/ella/Ud. disminuiría
nosotros disminuiríamos
vosotros disminuiríais
ellos/ellas/Uds. disminuirían
Example

Si pudiera, yo disminuiría.

If I could, I would diminish / to decrease.

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

Pronoun Conjugation
yo disminuya *
disminuyas *
él/ella/Ud. disminuya *
nosotros disminuyamos *
vosotros disminuyáis *
ellos/ellas/Uds. disminuyan *
Example

Espero que tú disminuyas.

I hope that you diminish / to decrease.

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

Pronoun Conjugation
yo -
disminue
él/ella/Ud. disminua
nosotros disminuamos
vosotros disminuid
ellos/ellas/Uds. disminuan
Example

¡Disminue!

Diminish / to decrease!

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Type the correct conjugation for each prompt.

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Example sentences

Common phrases with disminuir

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