65 entries under rare topic. ×

14
noteworthy(adjective, great, excellent, solid, extraordinary)
12
distinctive(adjective, characteristic, separate, superior, unusual)
11
outstanding(adjective, characteristic, cool, great, excellent)
10
distinguished(adjective, separate, simple, extraordinary, superior)
10
notable(adjective, great, excellent, solid, extraordinary)
9
exotic(adjective, unusual, strange, new, special)
9
original(adjective, characteristic, separate, simple, extraordinary)
9
phenomenal(adjective, excellent, solid, extraordinary, unusual)
9
unfamiliar(adjective, obscure, unusual, strange, new)
8
conspicuous(adjective, great, solid, extraordinary, unusual)
8
novel(adjective, separate, obscure, unusual, strange)
8
surprising(adjective, solid, extraordinary, unusual, strange)
8
unwonted(adjective, solid, extraordinary, unusual, strange)
7
superior(adjective, characteristic, cool, great, excellent)
6
eminent(adjective, great, extraordinary, unusual, famous)
6
far-out(adjective, unusual, wild, strange, exceptional)
5
infrequent(adjective, excellent, extraordinary, unusual, exceptional)
5
significant(adjective, solid, extraordinary, superior, unusual)
5
unexpected(adjective, extraordinary, unusual, strange, new)
4
incomparable(adjective, excellent, unusual, special, brilliant)
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APASmart Define. (2016). singular thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/singular/thesaurus/synonyms
ChicagoSmart Define. 2016. "singular thesaurus" https://smartdefine.org/singular/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, singular thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/singular/thesaurus/synonyms>.
MLASmart Define. "singular thesaurus" 28 March 2016. Web. 26 September 2026. <https://smartdefine.org/singular/thesaurus/synonyms>