blow, knockout punch, wallop, setback, cripple, sucker punch, death knell, saving grace, whammy, solar plexus, savior, counterpunch, gambit, boon, doom, linchpin, jolt, swan song, comeuppance, foreshadowing, shocker, haymaker, brute, pyrrhic victory, doozy, knock, unkindest, defeat, slayer, obliteration, fait accompli, repudiation, backbreaker, harbinger, masterstroke, counterforce, nemesis, gouger, wipeout, salvation, feint, heartbreaker, savage, hurray, apotheosis, poetic justice, stumblebum, stinker, unvanquished, pyrrhus, requiem, doublecross, trump card, vengeance, hail mary, drubbing, breaker, demise, smackdown, goliath, evisceration, killer, salvo, stumbling block, counterargument, dud, buster, precursor, betrayer, punch, portent, stratagem, undoing, decimation, armageddon, dagger, lynchpin, coffin, gotterdammerung, bludgeon, changer, counterblow, capitulation, slipup, whupping, imprecation, brinks, revenger, deus ex machina, miracle, bulwark, dreadfulness, backbone, blunting, dethroning, disrupter, satrap, ramification, conjuration, foe, parlance, ravages, bankruptcy, breakdown, blackout, collapse, confrontation, demotion, disaster, dissolution, downfall, eclipse, foreclosure, miscarriage, overthrow, abdication, abolition, advent, ambush, annihilation, annulment

kill, killing, putting to death

coup de grace