-ar verb irregular · stem-changing o>ue A1 · Beginner

Conjugate mostrar in Spanish

to show

mostrar is an irregular -ar verb ranked #86 among the most common Spanish verbs. For example: "Yo muestro todos los días." (I show every day.). Use the tables below for full conjugation across all 7 tenses.

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⚡ Irregular verb — mostrar (stem-changing o>ue) does not follow standard -ar 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 muestro *
muestras *
él/ella/Ud. muestra *
nosotros mostramos
vosotros mostráis
ellos/ellas/Uds. muestran *
Example

Yo muestro todos los días.

I show every day.

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

Pronoun Conjugation
yo mostré
mostraste
él/ella/Ud. mostró
nosotros mostramos
vosotros mostrasteis
ellos/ellas/Uds. mostraron
Example

Nosotros mostramos juntos.

We show together.

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

Pronoun Conjugation
yo mostraba
mostrabas
él/ella/Ud. mostraba
nosotros mostrábamos
vosotros mostrabais
ellos/ellas/Uds. mostraban
Example

Antes yo mostraba con frecuencia.

Before, I used to show often.

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

Pronoun Conjugation
yo mostraré
mostrarás
él/ella/Ud. mostrará
nosotros mostraremos
vosotros mostraréis
ellos/ellas/Uds. mostrarán
Example

Mañana yo mostraré.

Tomorrow I will show.

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

Pronoun Conjugation
yo mostraría
mostrarías
él/ella/Ud. mostraría
nosotros mostraríamos
vosotros mostraríais
ellos/ellas/Uds. mostrarían
Example

Si pudiera, yo mostraría.

If I could, I would show.

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

Pronoun Conjugation
yo muestre *
muestres *
él/ella/Ud. muestre *
nosotros mostremos
vosotros mostréis
ellos/ellas/Uds. muestren *
Example

Quiero que tú muestres más.

I want you to show more.

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

Pronoun Conjugation
yo -
muestra *
él/ella/Ud. muestre *
nosotros mostremos
vosotros mostrad
ellos/ellas/Uds. muestren *
Example

Él muestra con frecuencia.

He shows often.

Test yourself

Type the correct conjugation for each prompt.

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Example sentences

Common phrases with mostrar

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