12
eldritch(adjective, bad, awful, disgusting, sinful)
12
idiosyncratic(adjective, unusual, strange, usual, irregular)
12
outrageous(adjective, unusual, strange, foolish, unreasonable)
12
rare(adjective, extraordinary, unusual, strange, exceptional)
11
aberrant(adjective, unusual, strange, exceptional, usual)
11
absurd(adjective, strange, foolish, marvelous, crazy)
11
erratic(adjective, unusual, strange, crazy, usual)
11
ludicrous(adjective, unusual, wild, strange, foolish)
11
ridiculous(adjective, wild, strange, foolish, marvelous)
11
spectral(adjective, extraordinary, unusual, wonderful, marvelous)
10
kooky(adjective, slang, informal, unusual, wild)
10
mysterious(adjective, obscure, unusual, strange, wonderful)
10
oddball(adjective, unusual, strange, crazy, irregular)
10
rum(adjective, informal, eccentric, ridiculousness)
9
cranky(adjective, wild, strange, crazy, usual)
9
unorthodox(adjective, informal, unusual, strange, exceptional)
8
wild(adjective, unusual, strange, silly, foolish)
8
foolish(adjective, strange, silly, fantastic, odd)
8
hideous(adjective, strange, horrible, grotesque, look like)
8
incongruous(adjective, unusual, strange, distinct, different)
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APASmart Define. (2016). weird thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/weird/thesaurus/synonyms
ChicagoSmart Define. 2016. "weird thesaurus" https://smartdefine.org/weird/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, weird thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/weird/thesaurus/synonyms>.
MLASmart Define. "weird thesaurus" 31 March 2016. Web. 21 September 2026. <https://smartdefine.org/weird/thesaurus/synonyms>