122 entries under adjective topic. ×

5
bonkers(crazy, sane, cuckoo, queer)
5
cracked
5
crazed
5
out to lunch(expression, idiom, crazy, unstable)
4
brainsick(crazy, sick, insane, sane)
4
nutty(crazy, unstable, disturbed, sane)
3
crackers(crazy, sick, sane, off)
3
distraught(crazy, sick, sane)
3
irrational(unstable, disturbed, unhinged)
3
moonstruck(insane, sane)
3
off(sane, dotty)
3
screwy
3
unsound(crazy, unstable, sick, disturbed)
2
abnormal
2
bananas
2
barmy
2
certifiable
2
fruity(insane, sane)
2
kooky(unstable, disturbed, erratic, unhinged)
2
luny(noun, slang, sick, mad person)
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APASmart Define. (2015). not all there thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/not_all_there/thesaurus/synonyms
ChicagoSmart Define. 2015. "not all there thesaurus" https://smartdefine.org/not_all_there/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, not all there thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/not_all_there/thesaurus/synonyms>.
MLASmart Define. "not all there thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/not_all_there/thesaurus/synonyms>