299 entries under adjective topic. ×

7
unheard-of(excellent, strange, exceptional, marvelous)
6
arcane(unusual, strange, special, different)
6
astonishing(extraordinary, unusual, strange, exceptional)
6
distinct(characteristic, separate, simple, excellent)
6
egregious(severe, harsh, unusual, exceptional)
6
incredible(extraordinary, unusual, strange, exceptional)
6
quirky(unusual, wild, strange, crazy)
6
seldom(adverb, slight, unusual, strange)
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single(characteristic, separate, cool, extraordinary)
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sparse(slight, thin, strange, exceptional)
6
unimaginable(light, thin, wonderful, exceptional)
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untypical(strange, typical, nonconforming)
5
conspicuous(great, solid, extraordinary, unusual)
5
far-out(extraordinary, unusual, strange, exceptional)
5
freaky(unusual, strange, odd, unique)
5
fresh(feature, new, different, unknown)
5
isolated(separate, simple, strange, exceptional)
5
kinky(unusual, strange, odd, unique)
5
monstrous(unusual, wonder, unconformity)
5
nondescript(unusual, special, different, rare)
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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>