39 entries under single topic. ×

22
exclusive(adjective, feature, characteristic, separate, simple)
21
lone(adjective, feature, characteristic, separate, simple)
21
incomparable(adjective, feature, characteristic, excellent, perfect)
20
peerless(adjective, feature, characteristic, separate, simple)
20
matchless(adjective, feature, characteristic, excellent, perfect)
20
sole(adjective, feature, characteristic, separate, simple)
19
particular(adjective, characteristic, separate, simple, exact)
19
unrivaled(noun, adjective, characteristic, separate, simple)
18
weird(adjective, characteristic, informal, extraordinary, unusual)
18
one and only(expression, adjective, idiom, feature, exceptional)
18
one-of-a-kind(adjective, perfect, unusual, original, odd)
17
alone(adjective, characteristic, separate, simple, extraordinary)
11
isolated(adjective, feature, separate, simple, exceptional)
11
nonpareil(adjective, feature, characteristic, perfect, unusual)
9
far-out(adjective, characteristic, unusual, strange, exceptional)
9
specific(adjective, separate, simple, exact, extraordinary)
8
solo(adjective, characteristic, separate, extraordinary, unusual)
5
something else(expression, adjective, characteristic, separate, unusual)
0
in a class by itself(expression, idiom, feature, only)
<12>
10 years ago|70k views|share |citing 
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>