95 entries under silly topic. ×
| flipped out(expression, foolish, unwise) | |
| freaked out(expression, foolish, unwise) | |
| fruity(foolish, unwise) | |
| mad as a March hare(expression, idiom, foolish, unwise) | |
| maniacal(foolish, stupid, unwise) | |
| mentally strange(expression, foolish, unwise) | |
| potty(foolish, unwise) | |
| psycho(unusual, foolish, unwise, weird) | |
| psychotic(foolish, stupid, crazy, senseless) | |
| round the bend(expression, idiom, foolish, unwise) | |
| schizo(foolish, unwise) | |
| screw loose(expression, foolish, unwise) | |
| unglued(foolish, unwise) | |
| unwise | |
| unzipped(foolish, unwise) |
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| APA | Smart Define. (2016). bizarre thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/bizarre/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "bizarre thesaurus" https://smartdefine.org/bizarre/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, bizarre thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/bizarre/thesaurus/synonyms>. |
| MLA | Smart Define. "bizarre thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/bizarre/thesaurus/synonyms> |