105 entries under silly topic. ×
| foolish(adjective, wild, strange, crazy) | |
| nuts(adjective, wild, strange, foolish) | |
| wild(adjective, unusual, strange, foolish) | |
| bonkers(adjective, foolish, crazy, mad) | |
| cuckoo(noun, adjective, slang, foolish) | |
| daft(adjective, keen, wild, strange) | |
| lunatic(noun, adjective, wild, foolish) | |
| off the wall(expression, adjective, idiom, beat, unusual) | |
| preposterous(adjective, wild, strange, foolish) | |
| touched(adjective, unusual, wild, strange) | |
| unpredictable(adjective, unusual, strange, foolish) | |
| crazed(adjective, wild, foolish, crazy) | |
| demented(adjective, unusual, wild, strange) | |
| dippy(foolish, unwise) | |
| fruity(adjective, foolish, insane, unwise) | |
| idiotic(adjective, foolish, fantastic, absurd) | |
| irrational(adjective, keen, warm, unusual, wild) | |
| nonsensical(adjective, foolish, fantastic, ridiculous) | |
| of unsound mind(expression, adjective, idiom, foolish) | |
| potty(adjective, wild, foolish, crazy) |
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| APA | Smart Define. (2016). eccentric thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/eccentric/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "eccentric thesaurus" https://smartdefine.org/eccentric/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, eccentric thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/eccentric/thesaurus/synonyms>. |
| MLA | Smart Define. "eccentric thesaurus" 30 March 2016. Web. 24 September 2026. <https://smartdefine.org/eccentric/thesaurus/synonyms> |