Synonyms of fool

120 similar words · 1 opposite word

Another word for fool is stupid. Other synonyms of fool are clown, dunce, jughead, joker and jester. The opposite of fool is sage.

Synonyms and similar words for fool

nounA person with poor judgment or little intelligence.

ignoramusA totally ignorant person—unknowledgeable, uneducated, or uninformed; a fool.
naif
simpletonA simple-minded person lacking common sense.
simpA simple person lacking common sense; a fool or simpleton.
goofus
doofusA person with poor judgment and taste; a foolish or silly person.
dimwitA person who is deficient in intelligence.
idiotA person who makes stupid decisions; a fool.
imbecileA fool, an idiot.
stultus
buffoonOne who performs in a silly or ridiculous fashion; a clown or fool.
cuckoo
moronA stupid person; an idiot; a fool.
lunaticAn insane person.
maniac

nounA jester; a person whose role was to entertain a sovereign and the court (or lower personages).

jesterA person in colourful garb and fool's cap who amused a medieval and early modern royal or noble court.
jokerA jester.

nounSomeone who has been made a fool of or tricked; dupe.

dupe
mark
goatA fool, loser, or object of ridicule.

nounSomeone who derives pleasure from something specified.

nounMore synonyms

asshat US, vulgarAn obnoxiously ignorant person; a fool.
arsehole British, vulgar
asshole US, vulgar
berk BritishA fool, a prat, a twit, etc.
birdbrainSomeone who is not intelligent.
boneheadSomeone who is thick-skulled, stupid, or stubborn.
bozo
brickheadA stubbornly stupid person.
Charlie BritishA fool.
chucklehead
chowderheadAn idiot; a dummy.
chump
clartA fool.
clownA person who acts in a silly fashion.
der-brainA fool.
dim bulbA person who is slow-witted or stupid.
dingleberry
dingus
dipshit vulgarA stupid, obnoxious, or undesirable person.
dipstick
dirtbrainA person of low intelligence.
div
divvo
divvy
doltA stupid person; a blockhead or dullard.
donkA fool.
dope
dork
dotterelA gullible fool, especially an elderly person with impaired faculties.
dullardA stupid person; a fool.
dumbass US, vulgarA stupid or foolish person.
dumbbell
dumboA stupid person.
dumb fuck US, vulgar
dummyA bodily gesture meant to fool an opposing player; a feint.
dunceAn unintelligent person.
dunderheadA stupid person; a dunce.
fatheadAn idiot; a fool.
fenderheadA dolt.
fuckwit vulgarA very stupid person.
fuzznut slangA foolish person; a despised person.
ginkA guy, a fellow, especially (derogatory) a foolish, unworldly, or socially inept man; a goof.
gooberA foolish, simple, or amusingly silly person.
gooseberry BritishA fool.
gowkA fool.
gubbinsSilly person; fool.
half-baked UK, dialectalA foolish or stupid person; a fool, an idiot.
Homer SimpsonA person who is foolish, easily distracted, and/or gluttonous.
jamokeA stupid person, fool.
jerk USA stupid person; an idiot or fool.
jerkoff US, vulgar
jolterhead
joltheadA dunce; a blockhead.
jugginsA fool; someone very credulous or easily fooled.
jugheadA fool.
knuckleheadAn idiot; a stupid or inept person.
lamebrainA fool.
mameluke (US (Italian-American)
slang)
maroonAn idiot; a fool.
meathead
mong British, vulgar
mug British
muggins BritishA fool or idiot (especially as an ironic way of referring to oneself).
mushheadA stupid person.
nimrodA foolish person; an idiot.
nitA fool, a nitwit.
nitwitA scatterbrained or stupid person.
not the sharpest knife in the drawerLacking in intelligence; dimwitted.
numskull
numptyAn idiot, dolt or fool.
oaf
pillock BritishA stupid or annoying person; a simpleton; a fool.
pinheadA foolish or stupid person.
plonker BritishA fool.
prat BritishA fool, contemptible person.
retardA person or being who is extremely stupid or slow to learn.
shit for brains vulgarAn unintelligent, foolish person; an idiot.
shithead vulgar
shitwit vulgarA very stupid person.
schmo
schmuck US
smooth brainA stupid person.
snapperheadA dumbbell; a knucklehead.
softheadA fool; a silly or feeble-minded person.
sohai vulgarDumbass; idiot.
stupidA stupid person; a fool.
suckerA person who is easily deceived, tricked or persuaded to do something; a naive or gullible person.
thickheadA stupid person.
tonto British
tool
tosser British, vulgar
tosspotA fool, prat; an idiot.
tubelight India, derogatory
twat British, vulgar
twerpA fool, a twit.
twit
wally BritishA fool.
wantwitA person wanting or lacking wit or sense; a fool.

Opposite of fool

nounMore antonyms

sage

Meaning of fool

noun A person with poor judgment or little intelligence.
noun A jester; a person whose role was to entertain a sovereign and the court (or lower personages).
noun A stock character typified by unintelligence, naïveté or lucklessness, usually as a form of comic relief; often used as a source of insight or pathos for the audience, as such characters are generally less bound by social expectations.

Full definition of fool

fool in other languages

Questions about synonyms of fool

What is another word for fool?: Fool has 120 synonyms on Word.ws, such as stupid, clown, dunce, jughead, joker, jester, dullard and dotterel.
What is the opposite of fool?: The opposite of fool is sage.
What does fool mean?: Fool means a person with poor judgment or little intelligence.

Adapted from Wiktionary: fool (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.

Last updated: 2026-09-02

Cite this page: “Synonyms of fool.” Word.ws, https://word.ws/synonyms/fool. Based on Wiktionary, CC BY-SA 4.0.