Synonyms of not right in the head
93 similar words
Another word for not right in the head is 5150. Other synonyms of not right in the head are bananas, barking, barking mad, buggish and buggy.
Synonyms and similar words for not right in the head
adjectiveCrazy, insane.
- 5150 US, slangOf such an unsound mind that one should be involuntarily confined.
- bananasCrazy, mad, nuts.
- barking
- barking madCompletely insane.
- buggish
- buggy slang
- bughouse slangCrazy, insane.
- barmy
- batchy British
- batpoopToo irrational to be dealt with sanely.
- batsMad, insane.
- batty
- bonkersMad; crazy.
- bread baskets British
- cracked
- crackersCrazy, insane.
- cra-cra slang
- cray slangCrazy.
- cray-cray slangCrazy.
- crazed
- crazy
- crazy as a bedbugUtterly mad; insane.
- crazy as a cootieCompletely crazy; insane.
- crazy as a cootie bugCompletely crazy; insane.
- crazy as a pet coonDemented or crazy.
- cuckooCrazy; not sane.
- daffySomewhat mad or eccentric.
- daft
- demented
- deranged
- distraught
- disturbed
- doolally British
- dotty
- eccentric
- fruit loopsCrazy; deranged; fruity.
- gaga
- hatstandCrazy, insane.
- harebrained
- insane
- kooky
- loon
- loco
- loony
- loony tunesInsane; crazy.
- loopy
- lunatic
- mad
- mental
- mentally illHaving a psychological disorder.
- meshigener
- meshuggeCrazy, mad, senseless, insane.
- nertsCrazy; nuts.
- non compos mentis literaryInsane; not of sound mind; not in control of oneself.
- nonsane
- nucking futs euphemistic, humorousFucking nuts; completely insane.
- nut jobSomeone who is crazy (insane).
- nutballsCrazy, insane, unhinged.
- nut
- nuts
- nutso
- nutty
- nutter
- off the beamCrazy; insane.
- off the chain
- over the edgeInsane, having lost control.
- potty
- psychoPsychotic, psychopathic, or (broadly) otherwise insane.
- psychoceramicCrackpot.
- psychotic
- sickoCharacterized by depraved tastes or habits; deviant.
- screwy
- squirrelly
- starkers British
- tonto BritishSynonym of crazy.
- unbalanced
- unsane
- wackadoodleCrazy, irrational, or eccentric.
- weird
- whackjobA crazy, possibly dangerous, person.
- whacko
- whacky
- wodeMad, angry, crazy, insane, possessed, rabid, furious, frantic.
- yampy BritishBarmy; mad; daft.
- zany euphemistic
- apeshit
- batcrapToo irrational to be dealt with sanely.
- batshitExtremely irrational or unreasonable, insane, crazy.
- bat-shit
- fucked in the headNot right mentally: perverted, stupid, or mentally ill.
- fucked up
- ripshit
- moonsick obsolete
Meaning of not right in the head
- adjective Crazy, insane.
Questions about synonyms of not right in the head
Source and license
Adapted from Wiktionary: not right in the head (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.
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Cite this page: “Synonyms of not right in the head.” Word.ws, https://word.ws/synonyms/not_right_in_the_head. Based on Wiktionary, CC BY-SA 4.0.