idiot

noun

(derogatory) A person of low general intelligence.

(derogatory) A person who makes stupid decisions; a fool.

(slang, derogatory) A proponent of intelligent design.

(obsolete, medicine, psychology) A person of the lowest intellectual standing, a person who lacks the capacity to develop beyond the mental age of a normal four-year-old; a person with an IQ below 30.

adjective

(uncommon) Idiotic, stupid.

Roots

idiosidio- · Greek · own, private

Synonyms for idiot

moronn imbecilen cretinn nincompoopn stupidadj simpletonn ignoramusn jackassn ninnyn dullardn

Synonyms & related words for idiot

Find synonyms, related words, and the definition of idiot — including moron, imbecile, cretin, nincompoop, stupid, simpleton. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to idiot

Explore words related to idiot — words associated with it, words that go with it, and its nearest matches in meaning. Related words include dimwit, dolt, halfwit, nitwit, saphead, pillock, idiotic, moronic. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for idiot

Common synonyms for idiot include moron, imbecile, cretin, nincompoop, stupid, simpleton, ignoramus, jackass — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does idiot come from?

The word idiot breaks down into one root of Greek origin: the root idio-, from Greek idios (“own, private”). Explore each root to see other English words built from the same source.