reverse

about-face adversity adversities annuls annul antipodes antipode antipodean antonymic antonym antonymous antonyms antithesis back back backset backpedal backtrack bad luck blow boomerang boomeranging calamity calamities catastrophe change change one's tune changes check comedown contrasts converse contrast contrapositive contradictory contrary countermand counter damages damage defeats defeats defeat defeat diametric differed differs diametric/diametrical differ disaffirm disaster disasters double back exchanging exchange flip side interchange inverse licking lift misadventure misfortunes misfortunes misfortune mishaps misfortune/mishap more diametrical more diametric more diametric more opposite most diametrical most diametric most diametric most opposite negate negation negates oppose opposites opposite opposite override overruled overrode overrule overrules overrides overridden overturn paradox paradoxes polar postern quashed quash recall rear rear reflect reflects repeal repudiate rescinded repulse rescind renege repealed retrocede retreat retrogression retract retreats revoke revoked rewind setback setbacks set back slump subvert tail thrashing tragedy tragedies transpose tribulation turn turnabout undoing undo unluckiness unfortunateness untowardness upset upset vacate vanquishment withdrew withdraw