craziness

(noun) informal terms for insanity. Synonyms: daftness, flakiness.

(noun) the quality of being rash and foolish. Synonyms: folly, foolishness, madness. Examples: "Trying to drive through a blizzard is the height of folly." "Adjusting to an insane society is total foolishness."

(noun) foolish or senseless behavior. Synonyms: folly, foolery, tomfoolery, lunacy, indulgence.