insanity

Từ điển WordNet v3.1 - WordNet Dictionary

noun

relatively permanent disorder of the mind (Freq. 1)
• Ant:
sanity
• Derivationally related forms:
insane
• Hypernyms:
mental illness, mental disease, psychopathy
• Hyponyms:
lunacy, madness, insaneness, dementia, dementedness,
irrationality, unreason, derangement, mental unsoundness, unbalance, craziness,
daftness, flakiness

• Từ trái nghĩa / Antonyms:
  sanity, saneness