-ar verb irregular · stem-changing o>ue Intermediate

demostrar — Present (Presente)

to demonstrate / to prove

The present conjugation of demostrar (irregular stem-changing o>ue, ranked #131). Describes current actions, habits, and general truths. The most frequently used tense — master it first.

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Pronoun Present conjugation
yo demuestro *
demuestras *
él/ella/Ud. demuestra *
nosotros demostramos
vosotros demostráis
ellos/ellas/Uds. demuestran *

* Red forms deviate from the regular -ar present pattern.

Example sentence

Yo demuestro todos los días.

I demonstrate every day.

Other tenses of demostrar

See full conjugation table for demostrar →

Related verbs

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