Synonyms|54Antonyms|1|Broader|1Narrower|1Related|28
7
lunacy(noun, sane)
7
madness(noun, sane)
4
insanity(noun, sane)
4
psychopathy(noun, sane, insanity, derangement)
3
aberration(noun, psychology, sane)
3
craziness(noun, sane, insanity, derangement)
3
mania(noun, sane, psychiatry)
3
mental illness(noun, expression, sane, derangement)
2
alienation(noun, psychology, sane)
2
brainsickness(noun, sane, derangement)
2
dementia(noun, sane)
2
derangement(noun, sane)
2
furor
2
unbalance(noun, sane)
1
abnormality
1
brain damage
1
crazier
1
crazies
1
daftness
1
disorientation
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APASmart Define. (2015). insaneness thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/insaneness/thesaurus/synonyms
ChicagoSmart Define. 2015. "insaneness thesaurus" https://smartdefine.org/insaneness/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, insaneness thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/insaneness/thesaurus/synonyms>.
MLASmart Define. "insaneness thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/insaneness/thesaurus/synonyms>