10
spooky(adjective, extraordinary, wonderful, marvelous, charming)
9
infrequent(adjective, excellent, extraordinary, exceptional, usual)
9
extreme(adjective, extraordinary, stupid, exceptional, special)
9
prodigious(adjective, excellent, extraordinary, strange, superb)
9
uncanny(adjective, evil, obscure, dark, superior)
8
quirky(adjective, wrong, wild, strange, usual)
8
surprising(adjective, solid, extraordinary, strange, superb)
8
unaccustomed(adjective, obscure, strange, new, fresh)
8
uncustomary(adjective, solid, extraordinary, strange, new)
7
far-out(adjective, strange, exceptional, special, remote)
7
alien(adjective, obscure, strange, new, different)
7
imaginative(adjective, fundamental, novel, unique, fanciful)
7
oddball(wild, strange, crazy, fantastic, irregular)
7
out-of-the-way(adjective, new, exceptional, fantastic, detached)
7
unearthly(adjective, obscure, dark, strange, funny)
7
untypical(adjective, superior, strange, usual, detached)
6
astounding(adjective, extraordinary, odd, remarkable, impressive)
6
awe-inspiring(adjective, awful, strange, superb, wonderful)
6
distinct(adjective, separate, simple, excellent, extraordinary)
6
distinctive(adjective, strong, separate, superior, exceptional)
10 years ago|35k views|share |citing 
APASmart Define. (2016). unusual thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unusual/thesaurus/synonyms
ChicagoSmart Define. 2016. "unusual thesaurus" https://smartdefine.org/unusual/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, unusual thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unusual/thesaurus/synonyms>.
MLASmart Define. "unusual thesaurus" 31 March 2016. Web. 26 September 2026. <https://smartdefine.org/unusual/thesaurus/synonyms>