Synonyms of off one's head

off one's head

phrase

as in insane

having or showing a very abnormal or sick state of mind

You're completely off your head if you think I'm doing that.

Synonyms & Similar Words

• insane
• nuts
• crazy
• mad
• psychotic
• lunatic
• mental
• psycho
• paranoidal
• crackbrained
• foolish
• paranoid
• looney
• off one's gourd
• gaga
• off one's rocker
• non compos mentis
• looney tunes
• unreasonable
• loony tunes
• out of one's mind
• around the bend
• irrational
• cuckoo
• unsound
• crackers
• maniac
• bedlam
• unbalanced
• daft
• demented
• haywire
• maniacal
• daffy
• nutty
• balmy
• out to lunch
• screwy
• meshugge
• certifiable
• bonkers
• wacky
• loony
• moonstruck
• meshuga
• batty
• fruity
• ballistic
• meshugah
• wacko
• wud
• off
• crazed
• kooky
• crackpot
• whacky
• brainsick
• cranky
• whacko
• kookie
• bughouse
• strange
• bats
• eccentric
• loco
• deranged
• unhinged
• obsessed
• barmy
• disturbed
• scatty
• hysterical
• meshuggah
• odd
• hysteric
• cracked
• depressed
• aberrant
• fey
• tetched
• loopy
• schizophrenic
• teched
• delirious
• delusional
• neurotic
• schizoid
• dotty
• disordered
• nuclear
• senseless
• potty
• sociopathic
• distraught
• paranoic
• delusionary
• bananas
• obsessive-compulsive
• frantic
• paranoiac
• pixilated
• distracted
• oddball
• pixillated
• berserk
• witless
• queer
• amok
• amuck
• touched
• ape
• haywire
• wigged-out
• frenzied
• monomaniac
• monomaniacal
• fixated
• raving

Antonyms & Near Antonyms

• balanced
• sound
• reasonable
• compos mentis
• rational
• sane
• clear
• uncrazy
• wise
• normal
• lucid
• healthy
• sensible
• judicious
• well-adjusted
• unneurotic