84 entries under eccentric topic. ×

16
freaky(adjective, unusual, strange, silly, odd)
16
irregular(adjective, unusual, strange, wonderful, exceptional)
15
unique(adjective, separate, extraordinary, unusual, strange)
14
idiosyncratic(adjective, unusual, strange, usual, irregular)
14
ridiculous(adjective, wild, strange, silly, foolish)
13
far-out(adjective, unusual, wild, strange, wonderful)
13
ludicrous(adjective, wild, strange, silly, foolish)
12
insane(adjective, wild, strange, silly, foolish)
12
outre(adjective, unusual, wild, strange, exceptional)
11
erratic(adjective, unusual, wild, strange, usual)
11
atypical(adjective, separate, extraordinary, unusual, strange)
11
fanciful(adjective, happy, perfect, strange, fantastic)
11
rare(adjective, separate, extraordinary, unusual, strange)
11
unfamiliar(adjective, unusual, strange, new, exceptional)
10
absurd(adjective, happy, perfect, wild, strange)
10
incredible(adjective, happy, perfect, unusual, strange)
10
quirky(adjective, unusual, wild, strange, crazy)
9
foolish(adjective, wild, strange, silly, stupid)
9
preposterous(adjective, wrong, happy, perfect, unusual)
9
wild(adjective, wrong, happy, perfect, unusual)
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APASmart Define. (2016). bizarre thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/bizarre/thesaurus/synonyms
ChicagoSmart Define. 2016. "bizarre thesaurus" https://smartdefine.org/bizarre/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, bizarre thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/bizarre/thesaurus/synonyms>.
MLASmart Define. "bizarre thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/bizarre/thesaurus/synonyms>