confirm

verb

1. 1

   make more firm

   Confirm thy soul in self-control!

2. 2

   establish or strengthen as with new evidence or facts

   his story confirmed my doubts

   The evidence supports the defendant

3. 3

   strengthen or make more firm

   The witnesses confirmed the victim's account

4. 4

   administer the rite of confirmation to

   the children were confirmed in their mother's faith

5. 5

   support a person for a position

   The Senate confirmed the President's candidate for Secretary of Defense