80 entries under unusual topic. ×

8
impulsive(adjective, cross, careless, lively)
8
kinky(adjective, careless, strange, unstable)
8
quirky(adjective, careless, wild, stupid)
8
singular(adjective, wild, strange, crazy)
7
anomalous(adjective, wild, strange, crazy)
7
extraordinary(adjective, strange, odd, bizarre)
7
oddball(noun, adjective, wild, strange)
7
wacky(adjective, wild, strange, silly)
6
kooky(adjective, slang, strange, silly)
6
nutty(adjective, wild, strange, silly)
6
unnatural(adjective, wild, strange, crazy)
5
demented(adjective, wild, strange, silly)
5
dubious(adjective, weak, strange, loose)
5
funny(adjective, extraordinary, wild, strange)
5
irrational(adjective, weak, wild, strange)
5
offbeat(adjective, wild, strange, crazy)
5
unorthodox(adjective, strange, peculiar, unexpected)
4
dicey(adjective, irregular, dubious, unpredictable)
4
doubtful(adjective, strange, vague, dubious)
4
freak(extraordinary, wild, strange, crazy)
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APASmart Define. (2016). erratic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/erratic/thesaurus/synonyms
ChicagoSmart Define. 2016. "erratic thesaurus" https://smartdefine.org/erratic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, erratic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/erratic/thesaurus/synonyms>.
MLASmart Define. "erratic thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/erratic/thesaurus/synonyms>