538 entries under adjective topic. ×

5
single(extraordinary, special, individual, distinct)
5
slight(weak, soft, gentle, thin)
5
solitary(separate, simple, extraordinary, unusual)
5
specific(separate, simple, superior, unusual)
5
unaccustomed(unusual, special, odd, bizarre)
5
unthinkable(extraordinary, unusual, strange, exceptional)
4
attenuated(light, weak, fine, thin)
4
deluxe(moist, superior, sweet, luxury)
4
eccentric(extraordinary, unusual, strange, outstanding)
4
elect(excellent, superior, outstanding, special)
4
exotic(unusual, strange, special, peculiar)
4
extreme(excellent, unusual, exceptional, special)
4
fabulous(obscure, dark, superior, mysterious)
4
first-class(cool, great, pleasant, excellent)
4
freakish(unusual, special)
4
funny(odd, bizarre, outlandish)
4
gossamer
4
insufficient(close, light, weak, slight)
4
little(close, light, poor, inadequate)
4
marked(great, solid, extraordinary, superior)
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APASmart Define. (2016). rare thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/rare/thesaurus/synonyms
ChicagoSmart Define. 2016. "rare thesaurus" https://smartdefine.org/rare/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, rare thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/rare/thesaurus/synonyms>.
MLASmart Define. "rare thesaurus" 14 March 2016. Web. 28 September 2026. <https://smartdefine.org/rare/thesaurus/synonyms>