- Definitions|0
- Thesaurus|344
- Abbreviations|0
51 entries under rare topic. ×
| special(extraordinary, unusual, exceptional) | |
| startling(unusual, special) | |
| superior(unusual, special) | |
| surprising(unusual, special) | |
| unaccustomed(unusual, special, odd, bizarre) | |
| unconventional(unusual, special) | |
| uncustomary(adjective, unusual, special, scarce) | |
| unfamiliar(unusual, strange, special, odd) | |
| unorthodox(unusual, special) | |
| very different(expression, adjective, unusual, special) | |
| weird(unusual, special, odd, bizarre) |
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| APA | Smart Define. (2013). unheard of thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/unheard_of/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "unheard of thesaurus" https://smartdefine.org/unheard_of/thesaurus/synonyms (accessed October 2, 2026). |
| Harvard | Smart Define 2013, unheard of thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/unheard_of/thesaurus/synonyms>. |
| MLA | Smart Define. "unheard of thesaurus" 19 May 2013. Web. 2 October 2026. <https://smartdefine.org/unheard_of/thesaurus/synonyms> |