174 entries under foolish topic. ×
| demented(simple, silly, unsound, unwise) | |
| deranged(simple, silly, stupid, unsound) | |
| derisory(silly, fantastic, pathetic, half-baked) | |
| erratic(silly, unwise) | |
| fantastic(silly, pitiful, pathetic, half-baked) | |
| gullible(adjective, dull, simple, slow, silly) | |
| half-baked(dull, simple, slight, stupid) | |
| hasty(adjective, rash, risky, superficial) | |
| ill-conceived(silly, fantastic, unwise, impractical) | |
| immature(adjective, silly, stupid, absurd) | |
| impracticable(silly, fantastic, unwise, impractical) | |
| improvident(adjective, rash, risky) | |
| inappropriate(silly, stupid, fantastic, absurd) | |
| indiscreet(adjective, dull, rash, risky) | |
| insensate(adjective, dull, simple, slow, silly) | |
| moonstruck(adjective, soft, tender, sweet, wild) | |
| nitwitted(adjective, simple, silly, stupid) | |
| odd(silly, fantastic, unwise, impractical) | |
| out of all reason(expression, idiom, silly, fantastic) | |
| out to lunch(expression, idiom, dull, silly) |
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| APA | Smart Define. (2015). inane thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/inane/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "inane thesaurus" https://smartdefine.org/inane/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, inane thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/inane/thesaurus/synonyms>. |
| MLA | Smart Define. "inane thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/inane/thesaurus/synonyms> |