"vindicate" in the verb sense
1. justify, vindicate
show to be right by providing justification or proof
"vindicate a claim"
2. vindicate
maintain, uphold, or defend
"vindicate the rights of the citizens"
3. vindicate
clear of accusation, blame, suspicion, or doubt with supporting proof
"You must vindicate yourself and fight this libel"
Source: WordNet® (An amazing lexical database of English)
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