Havoc

1. (n.) Wide and general destruction; devastation; waste.

2. (v. t.) To devastate; to destroy; to lay waste.

3. (n.) A cry in war as the signal for indiscriminate slaughter.

Thesaurus Entries

abomination, atrocity, bad, bane, befoulment, blight, bloodbath, blue ruin, breakup, calamity, carnage, cataclysm, catastrophe, chaos, confusion, consumption, corruption, crying evil, damage, damnation, decimation, defilement, depredate, depredation, desecrate, desolate, desolation, despoil, despoiling, despoilment, despoliation, destruction, detriment, devastate, devastation, disintegration, disorder, disorganization, disruption, dissolution, evil, grievance, harm, harry, hecatomb, holocaust, hurt, ill, infection, injury, loss, mayhem, mischief, outrage, perdition, pillage, pillaging, poison, pollution, ravage, ravaging, ruin, ruination, sack, shambles, slaughter, spoliate, spoliation, the worst, toxin, undoing, upset, vandalism, venom, vexation, waste, woe, wrack, wrack and ruin, wreck, wrong