299 entries under adjective topic. ×

5
one(separate, simple, extraordinary, unusual)
5
separate(characteristic, cool, simple, extraordinary)
5
specific(separate, simple, extraordinary, superior)
5
sui generis(expression, idiom, unconformity)
5
superior(characteristic, cool, excellent, extraordinary)
5
unaccountable(unusual, strange, odd, bizarre)
5
unexampled(unusual, nonimitation)
5
unthinkable(light, thin, extraordinary, unusual)
4
fabulous
4
incongruous(unusual, strange, abnormal, nonconforming)
4
inimitable(unusual, wonderful, exceptional, special)
4
kooky(unusual, wild, strange, crazy)
4
nonconforming
4
peerless(separate, simple, exceptional, special)
4
rum
4
scanty(slight, thin, strange, exceptional)
4
signal(solid, extraordinary, unusual, wonderful)
4
uncanny(unusual, strange, odd, bizarre)
3
astounding(extraordinary, odd, remarkable, impressive)
3
choice(excellent, superior, unusual, exceptional)
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APASmart Define. (2016). uncommon thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/uncommon/thesaurus/synonyms
ChicagoSmart Define. 2016. "uncommon thesaurus" https://smartdefine.org/uncommon/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, uncommon thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/uncommon/thesaurus/synonyms>.
MLASmart Define. "uncommon thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/uncommon/thesaurus/synonyms>