- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
162 entries under noun topic. ×
| extreme folly(expression, foolishness, silliness, foolhardiness) | |
| falderal(foolishness, folderol) | |
| feather-headedness | |
| fury | |
| futility(absurdity, foolishness, silliness, uselessness) | |
| impoliteness(rudeness, indiscretion, thoughtlessness, unkindness) | |
| inattentiveness | |
| incaution(carelessness, recklessness, rashness, imprudence) | |
| ineffectiveness | |
| insensitivity(rudeness, indiscretion, thoughtlessness, unkindness) | |
| kookiness | |
| lack of caution(expression, idiom, carelessness, recklessness) | |
| monkey business | |
| muddle-headedness | |
| rattle-headedness | |
| rudeness(indiscretion, thoughtlessness, unkindness, inconsiderateness) | |
| slowwittedness | |
| stolidness | |
| stupid act(expression, foolishness, silliness, foolhardiness) | |
| thimble-wittedness |
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| APA | Smart Define. (2016). stupidity thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/stupidity/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "stupidity thesaurus" https://smartdefine.org/stupidity/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, stupidity thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/stupidity/thesaurus/synonyms>. |
| MLA | Smart Define. "stupidity thesaurus" 25 February 2016. Web. 30 September 2026. <https://smartdefine.org/stupidity/thesaurus/synonyms> |