11
unusual(adjective, solid, extraordinary, strange, new)
10
uncommon(adjective, solid, extraordinary, unusual, strange)
8
extraordinary(adjective, solid, unusual, wonderful, exceptional)
8
peculiar(adjective, solid, extraordinary, unusual, exceptional)
8
unconventional(adjective, unusual, strange, new, special)
8
unwonted(adjective, solid, extraordinary, unusual, new)
7
abnormal(adjective, excellent, unusual, strange, special)
7
exceptional(adjective, extraordinary, unusual, new, special)
7
unorthodox(adjective, unusual, strange, new, special)
6
rare(adjective, excellent, solid, extraordinary, unusual)
6
remarkable(adjective, excellent, extraordinary, unusual, strange)
6
singular(adjective, solid, extraordinary, unusual, new)
6
unfamiliar(adjective, unusual, special, rare, nonconforming)
5
bizarre(adjective, unusual, strange, new, special)
5
curious(adjective, solid, extraordinary, unusual, strange)
5
irregular(adjective, excellent, unusual, strange, special)
5
odd(adjective, solid, extraordinary, unusual, wonderful)
5
outlandish(adjective, unconformity, nonconforming)
5
queer(adjective, unusual, strange, special, odd)
5
strange(adjective, solid, extraordinary, unusual, new)
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APASmart Define. (2015). uncustomary thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/uncustomary/thesaurus/synonyms
ChicagoSmart Define. 2015. "uncustomary thesaurus" https://smartdefine.org/uncustomary/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, uncustomary thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/uncustomary/thesaurus/synonyms>.
MLASmart Define. "uncustomary thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/uncustomary/thesaurus/synonyms>