imbecility

absurdity absurdness bunk claptrap craziness folly foolery idiocy impracticality imprudence inanity indiscretion insanity insensibility irrationality irresponsibility lunacy madness mistake nonsense poppycock rubbish senselessness silliness stupidity tomfoolery tommyrot twaddle unwiseness weakness

carrying-on dumb trick fool trick horse feathers ludicrousness preposterousness unreasonableness witlessness zaniness

intelligence judgment sense truth understanding wisdom