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Synonyms of insane in English:


  • 1 she was examined by three doctors and declared insane
    mentally ill, severely mentally disordered, of unsound mind, certifiable, psychotic, schizophrenic;
    British sectionable
    British informalcrackers, barmy, barking, barking mad, off one's trolley, round the twist, as daft as a brush, not the full shilling
    North American informalbuggy, nutsy, nutso, out of one's tree, wacko, squirrelly
    Canadian & Australian/New Zealand informalbushed
    New Zealand informalporangi
    [Antonyms] sane
  • 2 he made an insane suggestion
    impracticable, untenable, implausible, unreasonable, irrational, illogical, unrealistic, unthinkable
    informalpotty, crazy, mad, off beam, way out, full of holes, cock-eyed
    British informaldaft, barmy
    [Antonyms] sensible
  • 3 the fly's buzzing had been driving me insane
    mad, crazy;
    angry, annoyed, irritated, cross, vexed, exasperated, incensed, enraged
    British informalspare, crackers
    [Antonyms] calm
  • Definition of insane in:

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