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Synonyms of 'idiot'

idiot

Explore 'idiot' in the dictionary
(noun) 
Definition
a foolish or senseless person
I knew I'd been an idiot to stay there.
Synonyms
fool
She'd been a fool to accept the offer.
jerk (slang, mainly US, Canadian)
He'd tricked her into walking into the garbage, to make her look like a total jerk!
ass
He was regarded as a pompous ass.
plank (British, slang)
charlie (British, informal, old-fashioned)
berk (British, slang)
prick (taboo, slang)
wally (slang)
prat (slang)
plonker (slang, old-fashioned)
twit (informal, mainly British)
a pompous twit who loved the sound of his own voice
chump
oaf (old-fashioned)
some oaf shouting into his phone
airhead (slang)
dimwit (informal)
Frankly, only a dimwit would say that.
dipstick (British, slang)
dickhead (taboo, slang)
gonzo (slang, rare)
schmuck (US, slang)
dork (slang)
nitwit (informal)
You great nitwit! What did you do that for?
blockhead
a bunch of bowler-hatted blockheads
divvy (British, slang, rare)
pillock (British, slang)
halfwit
nincompoop (old-fashioned)
Only a complete nincompoop would believe a story like that.
dweeb (US, slang)
putz (US, slang)
eejit (Scottish, Irish)
thicko (British, slang)
dumb-ass (slang)
gobshite (Irish, taboo, slang)
dunderhead
numpty (Scottish, informal)
doofus (slang, mainly US)
lamebrain (informal)
fuckwit (taboo, slang)
mooncalf (rare)
numbskull or numskull
galah (Australian, New Zealand, informal)
booby (old-fashioned)
Her husband is a booby.
coot (old-fashioned)
dickwit (taboo, slang)
dorba or dorb (Australian, slang)
bogan (Australian, slang)
dill (Australian, New Zealand, informal)
mampara (South Africa, informal)
(adjective) 
Here comes my idiot cousin.
Synonyms
stupid
I'm not stupid, you know.
simple
He's no fool, though perhaps a bit simple in some ways.
slow
thick
He speaks to me as if I'm thick.
dull
naive
dim (informal)
The new student wasn't as dim as we first thought.
dense
You can be a bit dense sometimes.
dumb (informal)
I came up with this dumb idea.
deficient
crass
They have behaved with crass insensitivity.
gullible
simple-minded
dozy (British, informal)
Some dozy bloke ignored the warning signs and drove into a lake.
witless
a witless piece of planning
stolid
the stolid faces of the two detectives
dopey (informal)
I was so dopey I believed him.
obtuse
I think you're being deliberately obtuse.
brainless
I got treated as if I was a bit brainless.
cretinous
unintelligent
He was abusive of Hemingway as an unintelligent philistine.
half-witted
slow on the uptake (informal)
dumb-ass (slang)
doltish
slow-witted
woodenheaded (informal)
Copyright © 2016 by HarperCollins Publishers. All rights reserved.

Additional synonyms

in the sense of ass
Definition
a foolish person
He was regarded as a pompous ass.
Synonyms
fool,
dope (informal),
jerk (slang),
idiot,
plank (British, slang),
berk (British, slang),
prick (taboo, slang),
wally (slang),
prat (slang),
charlie (British, informal),
plonker (slang),
coot,
twit (informal, British),
bonehead (slang),
dunce,
oaf,
simpleton,
airhead (slang),
jackass,
dipstick (British, slang),
dickhead (taboo, slang),
gonzo (slang),
schmuck (US, slang),
dork (slang),
nitwit (informal),
dolt,
blockhead,
ninny,
divvy (British, slang),
pillock (British, slang),
halfwit,
nincompoop,
dweeb (US, slang),
putz (US, slang),
fathead (informal),
weenie (US, informal),
eejit (Scottish, Irish),
thicko (British, slang),
dumb-ass (slang),
gobshite (Irish, taboo, slang),
numpty (Scottish, informal),
doofus (slang, US),
daftie (informal),
fuckwit (taboo, slang),
dickwit (taboo, slang),
numbskull or numskull,
twerp or twirp (informal),
dorba or dorb (Australian, slang),
bogan (Australian, slang)
in the sense of blockhead
Definition
a stupid person
a bunch of bowler-hatted blockheads
Synonyms
idiot,
charlie (British, informal),
fool,
jerk (slang, US, Canadian),
plank (British, slang),
berk (British, slang),
noodle,
prick (taboo, slang),
wally (slang),
prat (slang),
plonker (slang),
coot,
bimbo (slang),
twit (informal, British),
bonehead (slang),
chump (informal),
dunce,
dullard (old-fashioned),
dimwit (informal),
ignoramus,
dipstick (British, slang),
dickhead (taboo, slang),
gonzo (slang),
schmuck (US, slang),
dorba or dorb (Australian, slang),
bogan (Australian, slang),
dork (slang),
nitwit,
dolt,
divvy (British, slang),
pillock (British, slang),
dweeb (US, slang),
putz (US, slang),
fathead (informal),
eejit (Scottish, Irish),
thicko (British, slang),
dumb-ass (slang),
gobshite (Irish, taboo, slang),
numpty (Scottish, informal),
doofus (slang, US),
fuckwit (taboo, slang),
thickhead,
dickwit (taboo, slang),
numbskull or numskull
in the sense of booby
Definition
an ignorant or foolish person
Her husband is a booby.
Synonyms
fool,
jerk (slang, US, Canadian),
idiot,
berk (British, slang),
prick (taboo, slang),
wally (slang),
prat (slang),
plonker (slang),
goof (informal),
twit (informal, British),
dunce,
duffer (informal),
oaf,
simpleton,
dimwit (informal),
dipstick (British, slang),
dickhead (taboo, slang),
gonzo (slang),
schmuck (US, slang),
dork (slang),
dorba or dorb (Australian, slang),
bogan (Australian, slang),
nitwit,
blockhead,
plank (British, slang),
divvy (British, slang),
pillock (British, slang),
dweeb (US, slang),
putz (US, slang),
fathead (informal),
weenie (US, informal),
charlie (British, informal),
coot,
muggins (British, slang),
eejit (Scottish, Irish),
thicko (British, slang),
dumb-ass (slang),
gobshite (Irish, taboo, slang),
numpty (Scottish, informal),
doofus (slang, US),
lamebrain (informal),
fuckwit (taboo, slang),
dickwit (taboo, slang),
numbskull or numskull

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idiot

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idiot

  • idiomatic
  • idiosyncrasy
  • idiosyncratic
  • idiot
  • idiotic
  • idle
  • idleness

  • All ENGLISH synonyms that begin with 'I'

Source

Thesaurus for idiot from the Collins English Thesaurus
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I knew him when he was a little boy. I knew him when he was a little buoy.

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Julie gave him a long, cold  .

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She will learn to dance with the  .

leant or lent?

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I leant the book to my brother for a couple of weeks. I lent the book to my brother for a couple of weeks.

dew or due?

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The dew gathered on the leaves. The due gathered on the leaves.
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horse or mule?

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eat like a horse eat like a mule

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have a frog in your stomach have a frog in your throat

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a   herring
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Updating our Usage
There are many diverse influences on the way that English is used across the world today. We look at some of the ways in which the language is changing. Read our series of blogs to find out more. October 30, 2020 Read more
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