destruction

[1]	demolition , devastation , razing , wrecking , ruin , ruining , ruination , breaking up/down , mayhem , havoc , annihilation , devastation , tearing/knocking down , laying waste , ravagement , rack and ruin , (Colloq) wiping out
[2]	slaughter , demolition , wipeout , annihilation , killing , eradication , murder , extermination , holocaust , liquidation , massacre , extinction , genocide , assassination , slaying , putting to death , putting an end to , making an end of , doing away with , putting away , (Colloq) doing in , wiping out , (Slang) (US) rubbing out , rub-out
[3]	undoing , end , death , end , ruin , ruination , downfall , termination , breakup , breakdown , collapse