Synonyms for


Similarity of adj insane

2 senses of insane

Sense 1:
insane (vs. sane)
amuck, amok, berserk, demoniac, demoniacal, possessed(predicate)balmy, barmy, bats, batty, bonkers, buggy, cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whackybrainsick, crazy, demented, disturbed, mad, sick, unbalanced, unhingedcertifiable, certifiedcrackbrained, idioticcrazed, deranged, half-crazedfey, touched(predicate)hebephreniclunatic, moonstruckmaniacal, maniac(predicate)manic-depressivemaniclikementally ill, unsound, unstablenon compos mentis(predicate), of unsound mind(predicate)paranoidpsychopathic, psychopathologic, psychopathologicalpsychoticraving mad, wildschizophrenicscrew-loose, screwy
Also See: irrational#1; unreasonable#1

Sense 2:
harebrained, insane, mad
foolish (vs. wise)
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