- Definitions|2
- Thesaurus|2.9k
- Abbreviations|0
204 entries under foolish topic. ×
| rash(adjective, careless, wild, silly) | |
| raving(adjective, wrong, wild, silly) | |
| reasonless(stupid, unreasonable, senseless, irrational) | |
| short-sighted(adjective, weak, simple, silly) | |
| strange(adjective, unusual, wild, silly) | |
| thoughtless(adjective, silly, stupid, senseless) | |
| unreasoned(stupid, senseless, irrational, arbitrary) | |
| unreasoning(unreasonable, irrational, illogical, arbitrary) | |
| unthinking(adjective, careless, stupid, unreasonable) | |
| witless(weak, simple, silly, thoughtless) | |
| aberrant(unreasonable, immoral, atrocious, outrageous) | |
| beyond all reason(expression, idiom, silly, fantastic) | |
| bonkers(adjective, silly, crazy, mad) | |
| capricious(adjective, wrong, happy, perfect, strange) | |
| cracked(adjective, wrong, wild, silly) | |
| crazed(adjective, wild, silly, stupid) | |
| delirious(silly, unreasonable, unwise, illogical) | |
| demented(adjective, wrong, wild, silly) | |
| derailed(wrong, wild, silly, stupid) | |
| deranged(adjective, wrong, wild, silly) |
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| APA | Smart Define. (2015). preposterous thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/preposterous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "preposterous thesaurus" https://smartdefine.org/preposterous/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, preposterous thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/preposterous/thesaurus/synonyms>. |
| MLA | Smart Define. "preposterous thesaurus" 2 September 2015. Web. 22 September 2026. <https://smartdefine.org/preposterous/thesaurus/synonyms> |