5
monstrous(adjective, unusual, wonder, unconformity)
5
nondescript(adjective, unusual, special, different, rare)
5
one(adjective, separate, simple, extraordinary, unusual)
5
one-of-a-kind
5
separate(adjective, characteristic, cool, simple, extraordinary)
5
specific(adjective, separate, simple, extraordinary, superior)
5
sui generis(expression, adjective, idiom, unconformity)
5
superior(adjective, characteristic, cool, excellent, extraordinary)
5
unaccountable(adjective, unusual, strange, odd, bizarre)
5
unexampled(adjective, unusual, nonimitation)
5
unthinkable(adjective, light, thin, extraordinary, unusual)
4
eye-catching
4
fabulous(adjective, unusual)
4
incongruous(adjective, unusual, strange, abnormal, nonconforming)
4
inimitable(adjective, unusual, wonderful, exceptional, special)
4
kooky(adjective, unusual, wild, strange, crazy)
4
nonconforming(adjective, nonconforming)
4
ordinary
4
peerless(adjective, separate, simple, exceptional, special)
4
preternatural(extraordinary, unusual, strange, exceptional, irregular)
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APASmart Define. (2016). uncommon thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/uncommon/thesaurus/synonyms
ChicagoSmart Define. 2016. "uncommon thesaurus" https://smartdefine.org/uncommon/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, uncommon thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/uncommon/thesaurus/synonyms>.
MLASmart Define. "uncommon thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/uncommon/thesaurus/synonyms>