Synonyms of mental

1 Syllable

daft, mad, deep

2 Syllables

loonier, crazed, heavy, brainy, phrenic, crazier, dafter, clairvoyant, daftest, apest, loco, madder, aper, loony, inner, unreal, craziest, maddest, psychic, moonstruck, thoughtful, psychal, thinking, psycho, subtler, subtlest, crazy

3 Syllables

cerebral, flipped-out, spiritual, subconscious, insane, psychotic, rational, unhinged, nonstandard, mysterious, psychical, hairline, reasoning, aberrant, highbrowed

4 Syllables

psychopathic, schizophrenic, cognitive, certifiable, subliminal, subjective, immaterial, telepathic, psychogenic, supersensual, intellectual

5 Syllables

intrapersonal, psychological, ideological, intellective, supersensory

6 Syllables

manic-depressive, imaginative, supersensitive