"insanity" | Definition and Related Words

Noun

is a type of: mental disease, mental illness, psychopathy - any disease of the mind; the psychological state of someone who has emotional or behavioral problems serious enough to require psychiatric intervention
subtypes:
- insaneness, lunacy, madness - obsolete terms for legal insanity
- dementedness, dementia - mental deterioration of organic or functional origin
- irrationality, unreason - the state of being irrational; lacking powers of understanding
- derangement, mental unsoundness, unbalance - a state of mental disturbance and disorientation
- craziness, daftness, flakiness - informal terms for insanity