madness; insanity
irregularity; deviation; being out of order
fanaticism; fanatic; enthusiast; nut
一瞬の狂いが彼を破滅させた。
A moment of madness ruined him.
悲劇の後、彼は狂いを見せ始めた。
After the tragedy, he began to show signs of madness.
嫉妬の狂いが彼に許されぬ行為をさせたのだ。
It was the madness of jealousy that made him commit an unforgivable act.