3
wrong(adjective, incorrect)
2
crazy(adjective, cuckoo, queer)
2
daft(adjective, crazy, cuckoo, queer)
2
flighty(adjective, crazy, cuckoo, queer)
2
insane(adjective, crazy, cuckoo, queer)
2
not all there(expression, adjective, idiom, crazy, cuckoo)
2
odd
2
psycho
2
queer(adjective, crazy, cuckoo)
2
touched(crazy, cuckoo, queer)
2
unhinged(adjective, crazy, cuckoo, queer)
1
aberrant
1
abnormal
1
adrift
1
all abroad
1
all off
1
all wrong
1
amiss
1
askew
1
astray
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APASmart Define. (2015). not right thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/not_right/thesaurus/synonyms
ChicagoSmart Define. 2015. "not right thesaurus" https://smartdefine.org/not_right/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, not right thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/not_right/thesaurus/synonyms>.
MLASmart Define. "not right thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/not_right/thesaurus/synonyms>