1. Noun
The quality of being foolish.
2. Noun
A foolish practice; an absurdity.
3. Noun
the quality of being rash and foolish; "trying to drive through a blizzard is the height of folly"; "adjusting to an insane society is total foolishness"
Vocabulary classified under Medicine and healthcare
4. Noun
a stupid mistake
Vocabulary classified under Research methods
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