- Definitions|2
- Thesaurus|575
- Abbreviations|0
46 entries under indefinite topic. ×
| strange(adjective, excellent, obscure, extraordinary, unusual) | |
| unknown(adjective, knowledge, obscure, strange, mysterious) | |
| nameless(adjective, knowledge, obscure, strange, unknown) | |
| unfamiliar(adjective, obscure, strange, exceptional, marvelous) | |
| obscure(adjective, knowledge, strange, unknown, unfamiliar) | |
| unsung(adjective, obscure, new, remote, unknown) | |
| unidentified(adjective, strange, new, remote) | |
| undiscovered(adjective, obscure, strange, new, remote) | |
| new(adjective, obscure, strange, exceptional, fantastic) | |
| uncharted(adjective, strange, new, remote, unknown) | |
| undistinguished(adjective, strange, new, remote, unknown) | |
| anonymous(adjective, strange, unknown, unidentified) | |
| unnamed(adjective, strange, unknown, unidentified) | |
| unrenowned(adjective, obscure, strange, new, remote) | |
| exotic(adjective, strange, new, exceptional, fantastic) | |
| little known(expression, strange, new, remote) | |
| mysterious(strange, unidentified) | |
| unapprehended(strange, new, remote, unidentified) | |
| unascertained(strange, new, remote, unidentified) | |
| uncelebrated(strange, new, remote, unknown) |
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| APA | Smart Define. (2015). unheard-of thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unheard-of/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unheard-of thesaurus" https://smartdefine.org/unheard-of/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, unheard-of thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unheard-of/thesaurus/synonyms>. |
| MLA | Smart Define. "unheard-of thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/unheard-of/thesaurus/synonyms> |