Thesaurus:fool

• asshat (US, vulgar)

• arsehole (British, vulgar)

• asshole (US, vulgar)

• bayard (archaic)

• berk (British)

• birdbrain

• bobchin (obsolete)

• bonehead

• bozo

• brickhead

• Charlie (British, Australian)

• chucklehead

• chowderhead

• chump

• clart

• dill pickle (US, dated)

• dim bulb

• dingleberry

• dipshit (vulgar)

• dipstick

• div

• divvo

• divvy

• dolt

• donk (Australian)

• doodle (dated)

• doofus

• dope

• dork    [WS]

• dote (obsolete)

• dotterel

• dullard

• dumbass (US, vulgar)

• dumbbell

• dumb fuck (US, vulgar)

• dummy

• dunce

• dunderhead

• dupe    [WS]

• fathead

• fenderhead

• fuckwit (vulgar)

• geck (archaic)

• gink

• goober (Southern US)

• gooseberry (British)

• gubbins

• ha'p'orth (dated, British)

• imbecile

• jerk    [WS] (US)

• jerkoff (US, vulgar)

• jolterhead

• jolthead

• juggins

• jughead

• knucklehead

• lamebrain

• maroon

• meathead

• mong (British, vulgar)

• moron

• mug (British)

• muggins (British)

• mushhead

• nimrod

• nincompoop (somewhat dated)

• nit

• nitwit

• not the sharpest knife in the drawer

• numskull

• pinhead

• plonker (British)

• prat (British)

• retard

• shit for brains (vulgar)

• shithead (vulgar)

• schmo

• schmuck (US)

• snapperhead

• softhead

• sot (dated)

• sucker

• thickhead

• tool    [WS] (Australian)

• tosser (British, vulgar)

• tosspot

• twat (British, vulgar)

• twerp

• twit

• wally (British)

• wantwit

• yampy (British)

• sage    [WS]

• buffoon

• dimwit

• glaik

• halfwit

• idiot    [WS]

• imbecile

• moron

• retard

• retarded

• git    [WS]

• mentally deficient person    [WS]