noun
1.
Synonyms: insanity 1, aberration, alienation, derangement, distraction, insaneness, madness, psychopathy, unbalance
Related Word: absurdity, folly, foolery, foolishness; asininity, fatuity, inanity, ineptitude, stupidity
2.
Synonyms: foolishness , absurdity, craziness, folly, inanity, insanity, preposterousness, senselessness, silliness, witlessness