81 entries under rare topic. ×

7
far-out(adjective, strange, exceptional, special, remote)
6
awe-inspiring(adjective, awful, strange, superb, wonderful)
6
distinctive(adjective, strong, separate, superior, exceptional)
6
incredible(adjective, extraordinary, strange, superb, exceptional)
6
superior(adjective, excellent, obscure, dark, extraordinary)
5
eminent(adjective, great, extraordinary, strange, famous)
5
occasional(adjective, light, thin, exceptional, usual)
5
sparse(adjective, light, thin, exceptional, short)
4
inconceivable(adjective, light, obscure, thin, strange)
4
memorable(adjective, great, superior, important, famous)
4
prominent(adjective, great, solid, extraordinary, important)
4
significant(adjective, solid, extraordinary, superior, important)
4
sporadic(adjective, light, thin, exceptional, usual)
3
inimitable(adjective, special)
3
out of the ordinary(expression, adjective, idiom, separate, extraordinary)
3
refreshing(adjective, extraordinary, strange, exceptional, special)
3
scanty(adjective, light, thin, exceptional, short)
2
arcane(adjective, strange, special, unfathomable)
2
insufficient(adjective, inadequate, limited, deficient)
2
limited(adjective, light, thin, superior, exceptional)
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APASmart Define. (2016). unusual thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unusual/thesaurus/synonyms
ChicagoSmart Define. 2016. "unusual thesaurus" https://smartdefine.org/unusual/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, unusual thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unusual/thesaurus/synonyms>.
MLASmart Define. "unusual thesaurus" 31 March 2016. Web. 1 October 2026. <https://smartdefine.org/unusual/thesaurus/synonyms>