noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A deficiency of sanity, as:; Synonym of insanity. rare, uncountable, usually
2. 2
   A deficiency of sanity, as:; A state of maladaptive mental functioning that is not clinical insanity. especially, general, rare, uncountable

Synonyms

All synonyms

insanitymadnessnonsanity

Antonyms

All antonyms

sanity

Etymology

From un- + sanity.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.