Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun fatuousness

1 sense of fatuousness

Sense 1
absurdity, fatuity, fatuousness, silliness -- (a ludicrous folly; "the crowd laughed at the absurdity of the clown's behavior")
       => folly, foolishness, unwiseness -- (the trait of acting stupidly or rashly)