47 entries under only topic. ×

22
separate(adjective, characteristic, simple, extraordinary, unusual)
22
exclusive(adjective, feature, characteristic, separate, simple)
21
lone(adjective, feature, characteristic, separate, simple)
20
peerless(adjective, feature, characteristic, separate, simple)
20
sole(adjective, feature, characteristic, separate, simple)
19
particular(adjective, characteristic, separate, simple, exact)
19
unrivaled(noun, adjective, characteristic, separate, simple)
18
one and only(expression, adjective, idiom, feature, exceptional)
18
one-of-a-kind(adjective, perfect, unusual, original, odd)
18
sui generis(expression, adjective, feature, characteristic, separate)
17
alone(adjective, characteristic, separate, simple, extraordinary)
17
idiosyncratic(adjective, feature, characteristic, separate, extraordinary)
16
distinct(adjective, characteristic, separate, simple, excellent)
15
second to none(noun, expression, adjective, idiom, feature)
13
eccentric(adjective, feature, unusual, strange, new)
13
without equal(expression, adjective, feature, characteristic, separate)
11
isolated(adjective, feature, separate, simple, exceptional)
11
distinguished(adjective, separate, simple, extraordinary, superior)
11
especial(adjective, feature, separate, simple, exact)
10
unitary(adjective, separate, simple, special, individual)
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APASmart Define. (2016). unique thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unique/thesaurus/synonyms
ChicagoSmart Define. 2016. "unique thesaurus" https://smartdefine.org/unique/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, unique thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unique/thesaurus/synonyms>.
MLASmart Define. "unique thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/unique/thesaurus/synonyms>