80 entries under silly topic. ×
| imprudent(foolish, fantastic, unwise, impractical) | |
| inane(adjective, foolish, fantastic, unwise) | |
| inappropriate(foolish, unreasonable, fantastic, outrageous) | |
| irresponsible(foolish, fantastic, unwise, impractical) | |
| out of all reason(expression, idiom, foolish, fantastic) | |
| out to lunch(expression, idiom, foolish, unwise) | |
| puerile(foolish, fantastic, unwise, impractical) | |
| quixotic(foolish, fantastic, unwise, impractical) | |
| short-sighted(foolish, fantastic, unwise, impractical) | |
| unbalanced(adjective, unusual, wild, strange) | |
| unglued(adjective, wild, foolish, mad) | |
| unworkable(foolish, fantastic, unwise, impractical) | |
| unzipped(adjective, wild, foolish, mad) | |
| zany(adjective, foolish, unwise) | |
| ape(foolish, unwise) | |
| bats in the belfry(expression, idiom, foolish, unwise) | |
| bonkers(foolish, unwise) | |
| cracked(foolish, unwise) | |
| crazed(foolish, unwise) | |
| dingy(foolish, unwise) |
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| APA | Smart Define. (2016). weird thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/weird/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "weird thesaurus" https://smartdefine.org/weird/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, weird thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/weird/thesaurus/synonyms>. |
| MLA | Smart Define. "weird thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/weird/thesaurus/synonyms> |