foolery, fury, betise, insaneness, indulgence, lyssa, fatuity, rabidity, rabidness, weakness, zaniness, rabies, incapacity, unwiseness, rage, lunacy, ability, hydrophobia, senselessness, imbecility, imprudence, indiscretion, insanity, tomfoolery, daftness, madness, flakiness
absurdity (part of speech: noun)
contradiction, silliness, absurdity, baloney, paradox, implausibility, incongruity, eccentricity, meaninglessness, folly, nonsense, bizarreness, impossibility, craziness, anachronism, inconsistency, inanity, irrationality, ludicrousness, outlandishness, invalidity, farce, preposterousness, balderdash, idiocy, self-contradiction
ignorance (part of speech: noun)
ridiculousness (part of speech: noun)
foolishness (part of speech: noun)
- I won't stand this foolishness forever. - "The Reclaimers", Margaret Hill McCarter.
- You are too young to start that kind of foolishness. - "A Daughter of the Land", Gene Stratton-Porter.
- Some customers wants the big ones on top; but I tell 'em it's all foolishness; just vanity. - "Annie Kilburn A Novel", W. D. Howells.