105 entries under expression topic. ×
| free spirit(noun, idiom, radical, rebel) | |
| eccentric person(noun, idiom) | |
| off the wall(adjective, idiom, beat, unusual) | |
| non compos mentis(noun, adjective, idiom, crazy) | |
| of unsound mind(adjective, idiom, silly, foolish) | |
| queer duck(noun, person, character, unusual) | |
| rara avis(character, dissentient, misfit) | |
| freaked out(silly, foolish, unwise) | |
| lone wolf(noun, nonconformist, oddity, loner) | |
| mentally ill(idiom, off, dotty) | |
| odd fellow(character, dissentient, misfit) | |
| round the bend(idiom, silly, foolish, unwise) | |
| beyond all reason(idiom, silly, foolish, fantastic) | |
| bizarrely unusual(strange, crazy, absurd) | |
| different breed(character, original, radical, liberal) | |
| far out(adjective, unusual, wild, crazy) | |
| fast and loose | |
| fish out of water(original, radical, liberal, rebel) | |
| fly ball(idiom, unusual, strange, unexpected) | |
| for grins(funny, amusing, comic, farcical) |
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| APA | Smart Define. (2016). eccentric thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/eccentric/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "eccentric thesaurus" https://smartdefine.org/eccentric/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, eccentric thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/eccentric/thesaurus/synonyms>. |
| MLA | Smart Define. "eccentric thesaurus" 30 March 2016. Web. 21 September 2026. <https://smartdefine.org/eccentric/thesaurus/synonyms> |