| folly(noun, idea, nonsense, absurdity, stupidity) |
| absurdity(nonsense, stupidity, foolishness, madness, silliness) |
| imprudence(nonsense, absurdity, stupidity, foolishness, madness) |
| indiscretion(nonsense, absurdity, stupidity, foolishness, madness) |
| stupidity(nonsense, absurdity, foolishness, madness, silliness) |
| absurdness(nonsense, absurdity, stupidity, silliness, irrationality) |
| blooper |
| blunder |
| bobble |
| boner |
| boo-boo |
| boot |
| bunk(nonsense, absurdity, stupidity, silliness, irrationality) |
| carrying-on(nonsense, absurdity, stupidity, silliness, irrationality) |
| claptrap(nonsense, absurdity, stupidity, silliness, irrationality) |
| craziness(nonsense, absurdity, stupidity, foolishness, madness) |
| dumb thing to do(noun, expression, idiom, failure, mess) |
| fatuity(nonsense, absurdity, stupidity, foolishness, madness) |
| fiasco(noun, catastrophe) |
| fool trick(expression, nonsense, absurdity, stupidity, irrationality) |