Synonyms and related words :
aberrant, abnormal, abroad, adrift, all abroad, all off, all wrong, amiss, askew, astray, at fault, awry, bereft of reason, beside the mark, brainsick, corrupt, crackbrained, cracked, crazed, crazy, daft, deceptive, defective, deluded, delusive, demented, deprived of reason, deranged, deviant, deviational, deviative, disoriented, distorted, distraught, errant, erring, erroneous, fallacious, FALSE, faultful, faulty, flawed, flighty, hallucinated, heretical, heterodox, illogical, illusory, insane, irrational, loco, lunatic, mad, maddened, manic, mazed, mental, mentally deficient, meshuggah, moon-struck, non compos, non compos mentis, not all there, not true, odd, of unsound mind, off, off the track, out, peccant, perverse, perverted, psycho, queer, reasonless, self-contradictory, senseless, sick, stark-mad, stark-staring mad, strange, straying, tetched, touched, unbalanced, unfactual, unhinged, unorthodox, unproved, unsane, unsettled, unsound, untrue, wandering, wide, witless, wrong