insane
adjective /ɪnˈseɪn/Definition
C2 mentally ill: For the last ten years of his life he was clinically insane.informal I sometimes think I'm going insane (= I feel very confused).Of unsound mindStupid and silly C1 extremely unreasonable or stupid: It would be insane not to take advantage of this opportunity.Stupid and sillyOf unsound mind
(Definition of insane adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus
© Cambridge University Press)
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Synonyms and related words:
- (as) mad as a hatter/March hare idiom
- be (as) nutty as a fruitcake idiom
- be crazy about sb/sth idiom
- crackers adjective
- demented adjective
- deranged adjective
- disturbed adjective
- flaky adjective (PERSON)
- gaga adjective (MENTALLY UNCLEAR)
- have bats in the belfry idiom
- institutionalized adjective
- like a man/woman possessed idiom
- mad adjective (MENTALLY ILL)
- maniac noun (MENTALLY ILL)
- mixed up adjective
- off your rocker idiom
- off your trolley idiom
- psychopath noun
- take leave of your senses idiom
- wreck noun
Topic:
Of unsound mind
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