- Definitions|2
- Thesaurus|560
- Abbreviations|0
59 entries under foolishness topic. ×
| dumb thing to do(expression, idiom, nonsense, absurdity, stupidity) | |
| foolhardiness(recklessness, stupidity, madness, silliness) | |
| impracticality(noun, nonsense, absurdity, stupidity) | |
| inadvisability(nonsense, absurdity, stupidity, madness) | |
| indiscretion(noun, nonsense, absurdity, stupidity) | |
| obliquity(nonsense, absurdity, stupidity, madness) | |
| recklessness(nonsense, absurdity, stupidity, madness) | |
| ridiculous idea(expression, nonsense, absurdity, stupidity) | |
| ridiculousness(nonsense, absurdity, stupidity, silliness) | |
| twaddle(noun, knowledge, nonsense, absurdity, stupidity) | |
| unreasonableness(noun, nonsense, absurdity, stupidity) | |
| unsoundness(nonsense, absurdity, stupidity, madness) | |
| vice(nonsense, absurdity, stupidity, madness) | |
| extreme folly(expression, silliness, foolhardiness) | |
| flakiness | |
| futility(absurdity, silliness, ridiculousness, pointlessness) | |
| misguidedness(silliness, foolhardiness) | |
| nonsensicality(silliness, foolhardiness) | |
| stupid act(expression, silliness, foolhardiness) |
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| APA | Smart Define. (2015). idiocy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/idiocy/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "idiocy thesaurus" https://smartdefine.org/idiocy/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, idiocy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/idiocy/thesaurus/synonyms>. |
| MLA | Smart Define. "idiocy thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/idiocy/thesaurus/synonyms> |