Answer: confirming

AnswerCrossword Clue
confirmingMake (something, esp. a person's appointment to a position or an agreement) formally valid; ratify
confirmingMake (a provisional arrangement or appointment) definite
confirmingEstablish the truth or correctness of (something previously believed, suspected, or feared to be the case)
confirmingAdminister the religious rite of confirmation to
confirmingCONFIRM, to ratify (to approve and sanction formally)
confirmingState with assurance that a report or fact is true
confirmingFormally declare (someone) to be appointed to a particular position
confirmingReinforce someone in (an opinion, belief, or feeling)