folly   (Sound)

The noun folly has 4 senses

• folly, foolishness, unwiseness -- (the trait of acting stupidly or rashly)


• stupidity, betise, folly, foolishness, imbecility -- (a stupid mistake)


• folly, foolishness, craziness, madness -- (the quality of being rash and foolish; "trying to drive through a blizzard is the height of folly"; "adjusting to an insane society is total foolishness")


• folly, foolery, tomfoolery, craziness, lunacy, indulgence -- (foolish or senseless behavior)