assert Antonyms

deny withhold shut up sit out hold in hold back negate keep back blow out of the water leave out warn unsay repudiate resign restrain retract smother stifle strangle suppress swallow keep in be quiet button up take the fifth rein in say nothing undedicated keep silence remain silent admit defeat keep under control pipe down fight back fall silent break off debunk bottle up shush deassert be silent bite back choke back be speechless abdicate contain contradict control controvert cork