What is the meaning of affirm in bengali?

Meaning(s):

1. establish or strengthen as with new evidence or facts
2. to declare or affirm solemnly and formally as true
3. say yes to
4. declare the truth of something
5. प्रतिज्ञान करना = declare He is ready to affirm in the court.
6. पुष्टि करना = do They symbolically affirmed male superiority. / his story affirmed my doubts.
7. दृढतापूर्वक कहना = declare She affirmed that she was innocent.
8. Confirm, Corroborate, Sustain, Substantiate, Support, Verify, Assert, Avow, Aver, Swan, Swear, Asseverate, Attest, Avouch, Certify, Cinch, Clinch, Declare, Guarantee, Ice, Insist, Lock up, Maintain, Nail down, Okay, Predicate, Profess, Pronounce, Ratify, Repeat, Set, State, Testify, Vouch, Witness
9. Negate, Deny, Nullify, Veto