confirming Antonyms

abjuratory renunciatory stammering flip-flopping disconfirming backtracking chuntering repudiative coming around coming round breaking promise breaking your word changing your mind copping out defaulting on doing a u-turn doing an about-turn dooing an about-face refuting nullifying abnegative adversative antipathic babbling breaking breathing confuting contradictory contrary counteractive denying disproving droning forbidding inverted mouthing negative failing to honour