English > insanity: 1 sense > noun 1, state| Meaning | relatively permanent / permanent disorder of the mind. |
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| Narrower | craziness, daftness, flakiness | informal terms for insanity |
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| dementia, dementedness | mental deterioration of organic or functional origin |
| derangement, mental unsoundness, unbalance | A state of mental disturbance and disorientation |
| irrationality, unreason | The state of being irrational |
| lunacy, madness, insaneness | obsolete terms for legal insanity |
| Broader | mental illness, mental disease, psychopathy | Any disease of the mind |
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| Opposite | sanity, saneness | normal or sound powers of mind |
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| Spanish | enajenación mental, insania, locura |
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| Catalan | alienació mental, bogeria, follia, insània |
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| Adjectives | insane | afflicted with or characteristic of mental derangement |
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