Inklingo
A storybook illustration showing a person standing in a simple wooden witness box in a courtroom, raising their right hand as if giving an oath or evidence.

testificar

to testify

Complete conjugation tables and interactive practice exercises. This is a regular (with spelling change) -ar verb.

The Spanish verb testificar means to testify.

Present tense:

yotestifico
testificas
él/ella/ustedtestifica
nosotrostestificamos
vosotrostestificáis
ellos/ellas/ustedestestifican

Complete Conjugation Tables

Reference all tenses and moods

🔄 Conjugations

indicative

conditional

vosotrostestificaríais
él/ella/ustedtestificaría
testificarías
yotestificaría
nosotrostestificaríamos
ellos/ellas/ustedestestificarían

The conditional of testificar is regular: testificaría, testificarías, testificaría, testificaríamos, testificaríais, testificarían.

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present

vosotrostestificáis
él/ella/ustedtestifica
testificas
yotestifico
nosotrostestificamos
ellos/ellas/ustedestestifican

The present tense of testificar is completely regular: testifico, testificas, testifica, testificamos, testificáis, testifican.

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preterite

vosotrostestificasteis
él/ella/ustedtestificó
testificaste
yotestifiqué
nosotrostestificamos
ellos/ellas/ustedestestificaron

The preterite of testificar includes a spelling change in the 'yo' form (testifiqué) to maintain the hard 'c' sound.

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imperfect

vosotrostestificabais
él/ella/ustedtestificaba
testificabas
yotestificaba
nosotrostestificábamos
ellos/ellas/ustedestestificaban

The imperfect of testificar is regular: testificaba, testificabas, testificaba, testificábamos, testificabais, testificaban.

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future

vosotrostestificaréis
él/ella/ustedtestificará
testificarás
yotestificaré
nosotrostestificaremos
ellos/ellas/ustedestestificarán

The future tense of testificar is regular: just add the endings to the infinitive (testificaré, testificarás, etc.).

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imperative

affirmative

vosotrostestificad
nosotrostestifiquemos
testifica
ustedtestifique
ustedestestifiquen

The imperative of testificar gives commands: testifica (tú), testifique (usted), testifiquemos (nosotros), testificad (vosotros), testifiquen (ustedes).

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negative

vosotrosno testifiquéis
nosotrosno testifiquemos
no testifiques
ustedno testifique
ustedesno testifiquen

The negative imperative uses 'no' plus the present subjunctive: no testifiques, no testifique, no testifiquemos, no testifiquéis, no testifiquen.

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subjunctive

present

vosotrostestifiquéis
él/ella/ustedtestifique
testifiques
yotestifique
nosotrostestifiquemos
ellos/ellas/ustedestestifiquen

The present subjunctive of testificar uses 'qu' in all forms: testifique, testifiques, testifique, testifiquemos, testifiquéis, testifiquen.

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imperfect

vosotrostestificarais/testificaseis
él/ella/ustedtestificara/testificase
testificaras/testificases
yotestificara/testificase
nosotrostestificáramos/testificásemos
ellos/ellas/ustedestestificaran/testificasen

The imperfect subjunctive of testificar is regular: testificara, testificaras, testificara, testificáramos, testificarais, testificaran.

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Practice Conjugations

Test your knowledge with interactive exercises

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Take testificar from tables to real Spanish

Conjugation tables are the start. Read 200+ illustrated and narrated Spanish stories to see 'testificar' in action across real sentences — and build the instinct that native speakers have.