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Verb type: 1


  1. (transitive) to prove, demonstrate, substantiate
    todistaa syylliseksi ― to demonstrate one is guilty, incriminate, indicate the guilt of
    todistaa oikeaksi ― to prove authentic/legitimate, certify, authenticate
    Pystytkö todistamaan sen?
    Can you prove it?
  2. (transitive) to witness, give/bear witness to, testify to, attest to; (religion) to give a testimonial of/to
  3. (intransitive, law) to testify, depose, take the stand
    Todistaako hän äitiään vastaan?
    Will s/he testify against her mother?


Indicative Conjugations

The present, imperfect, perfect, and pluperfect (past perfect) tenses in English correspond to "speaks", "spoke", "has spoken", and "had spoken".

Present tense conjugation chart

Past tense conjugation chart

Perfect tense conjugation chart

Pluperfect tense conjugation chart

Conditional Conjugations

The conditional present and perfect moods in English typically correspond to "would" and "would have".

Present tense conjugation chart

Perfect tense conjugation chart