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Spanish · Verb · #449 most common

disminuir

to decrease
to diminish

Irregular-ir ending

In the tables below, the stem is shown in black and the ending in purple.

1.

Presente

Habitual actions, general truths, and what's happening now.

yodisminuyo
disminuyes
él/elladisminuye
nosotrosdisminuimos
vosotrosdisminuís
ellos/ellasdisminuyen

El precio de la gasolina disminuye cada semana.

The price of gasoline decreases every week.

Las horas de luz disminuyen en invierno.

The hours of daylight diminish in winter.

2.

Pretérito Indefinido

Completed actions at a specific point in the past.

yodisminuí
disminuiste
él/elladisminu
nosotrosdisminuimos
vosotrosdisminuisteis
ellos/ellasdisminuyeron

El ruido disminuyó cuando cerraron las ventanas.

The noise diminished when they closed the windows.

La población de la ciudad disminuyó en los últimos años.

The population of the city decreased in recent years.

3.

Imperfecto

Ongoing or repeated actions in the past, descriptions, and background context.

yodisminuía
disminuías
él/elladisminuía
nosotrosdisminuíamos
vosotrosdisminuíais
ellos/ellasdisminuían

Cuando era niño, la luz disminuía al anochecer.

When I was a child, the light diminished at dusk.

Antes, el tráfico disminuía a esta hora.

Before, the traffic decreased at this hour.

4.

Futuro Simple

Future actions, predictions, and speculation about the present.

yodisminuiré
disminuirás
él/elladisminuirá
nosotrosdisminuiremos
vosotrosdisminuiréis
ellos/ellasdisminuirán

El gobierno disminuirá los impuestos el próximo año.

The government will decrease taxes next year.

Las temperaturas disminuirán durante la noche.

The temperatures will diminish during the night.

5.

Condicional

Hypothetical situations, polite requests, and future-in-the-past.

yodisminuiría
disminuirías
él/elladisminuiría
nosotrosdisminuiríamos
vosotrosdisminuiríais
ellos/ellasdisminuirían

Si seguimos así, la calidad del aire disminuiría.

If we continue like this, the air quality would diminish.

El ruido disminuiría si todos hablaran más bajo.

The noise would decrease if everyone spoke more quietly.

6.

Subjuntivo Presente

Wishes, doubts, emotions, and subordinate clauses expressing uncertainty.

yodisminuya
disminuyas
él/elladisminuya
nosotrosdisminuyamos
vosotrosdisminuyáis
ellos/ellasdisminuyan

Es importante que disminuyas el consumo de azúcar.

It is important that you decrease your sugar intake.

Espero que la contaminación disminuya pronto.

I hope that pollution diminishes soon.

7.

Subjuntivo Imperfecto

Past subjunctive contexts, hypothetical si-clauses, and polite suggestions.

yodisminuyera
disminuyeras
él/elladisminuyera
nosotrosdisminuyéramos
vosotrosdisminuyerais
ellos/ellasdisminuyeran

Si disminuyera el ruido, podríamos concentrarnos mejor.

If the noise were to diminish, we could concentrate better.

Ojalá disminuyera el estrés en nuestras vidas.

I wish stress would diminish in our lives.

"disminuir" in other languages

Related verbs

Common questions
Is "disminuir" regular or irregular in Spanish?
"disminuir" is an irregular Spanish verb. It does not follow the standard -ir conjugation pattern and must be memorized.
How do you conjugate "disminuir" in the present tense?
In the Presente, "disminuir" conjugates as: disminuyes, disminuyo, disminuyen, and more. See the full table above.
What is the past tense of "disminuir" in Spanish?
In the Pretérito Indefinido, "disminuir" conjugates as: disminuiste, disminuí, disminuyeron, and more. See the full table above.
How common is "disminuir" in Spanish?
"disminuir" (to decrease, to diminish) is one of the most commonly used verbs in Spanish.