noun
- The trait of acting stupidly or rashly.
- synonyms: foolishness, unwiseness
- A stupid mistake.
- synonyms: stupidity, betise, foolishness, imbecility
- The quality of being rash and foolish.
- usage: "trying to drive through a blizzard is the height of folly"; "adjusting to an insane society is total foolishness"
- synonyms: foolishness, craziness, madness
- Foolish or senseless behavior.
- synonyms: foolery, tomfoolery, craziness, lunacy, indulgence
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). folly. Retrieved September 20, 2026, from http://smartdefine.org/folly/definitions/1190821 |
| Chicago | WordNet. 2010. "folly" http://smartdefine.org/folly/definitions/1190821 (accessed September 20, 2026). |
| Harvard | WordNet 2010, folly, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/folly/definitions/1190821>. |
| MLA | WordNet. "folly" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/folly/definitions/1190821> |