Vindicate means to clear from accusation, doubt, or suspicion.
Vindicate is a verb.
Synonyms: absolve, acquit, clear, exonerate, discharge.
Antonyms: blame, charge, convict, indict, accuse.
My claim of innocence will be vindicated by the testimony of many eyewitnesses.
My grandfather, who was accused of stealing things, was vindicated when we testified that he had been at the church bake sale all morning.
I will not sleep until I vindicate my honor!