34 entries under new topic. ×

12
strange(adjective, excellent, obscure, extraordinary, unusual)
7
odd(adjective, excellent, exceptional, marvelous)
7
unsung(adjective, obscure, remote, unknown)
6
unidentified(adjective, strange, remote, indefinite)
5
undiscovered(adjective, obscure, strange, remote)
4
uncharted(adjective, strange, remote, unknown)
4
undistinguished(adjective, strange, remote, unknown)
3
unrenowned(adjective, obscure, strange, remote)
2
exotic(adjective, strange, exceptional, fantastic)
2
little known(expression, strange, remote, indefinite)
2
marvelous(adjective, excellent, extraordinary, unusual, strange)
2
unapprehended(strange, remote, indefinite, unidentified)
2
unascertained(strange, remote, indefinite, unidentified)
2
uncelebrated(strange, remote, unknown, indefinite)
2
unexplained(strange, remote, indefinite, unidentified)
2
unexplored(strange, remote, indefinite, unidentified)
2
unnoted(strange, remote, unknown, indefinite)
2
unperceived(strange, remote, indefinite, unidentified)
2
unrevealed(strange, remote, indefinite, unidentified)
1
X(strange, remote, unknown, indefinite)
<12>
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APASmart Define. (2015). unheard-of thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unheard-of/thesaurus/synonyms
ChicagoSmart Define. 2015. "unheard-of thesaurus" https://smartdefine.org/unheard-of/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, unheard-of thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unheard-of/thesaurus/synonyms>.
MLASmart Define. "unheard-of thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/unheard-of/thesaurus/synonyms>