Imbecile
Imbecile noun - A stupid person.
Usage example: only an imbecile would leave their car unlocked, with the keys in the ignition, and then be surprised when the vehicle was stolen
Moron is a synonym for imbecile in idiot topic. In some cases you can use "Moron" instead the word "Imbecile" as a noun or an adjective, when it comes to topics like oaf, very stupid person, dork, dimwit. popular alternative
Nearby Word: imbecility
Moron
Moron noun - A stupid person.
Usage example: some moron forgot to lock the doors before going home
Imbecile is a synonym for moron in fool topic. You can use "Imbecile" instead the word "Moron" as a noun or an adjective, if it concerns topics such as idiot, oaf, stupid person, dork. popular alternative
Nearby Word: moronic
Mutual synonyms
How words are described
Both words in one sentence
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Dan: They gave you, an imbecile, a moron who goes on television and makes a fool out himself in front of the whole damn country, the Congressional Medal of Honor?!
Source: Film / Forrest Gump -
The words "idiot", "moron", and "imbecile" started as clinical terms, referring to people with IQs below 75, 50, and 25, respectively.
Source: Have a Gay Old Time
Cite this Source
Moron and Imbecile. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/imbecile/moron
Imbecile & Moron. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/imbecile/moron>.
Moron or Imbecile. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/imbecile/moron.
Google Ngram Viewer shows how "imbecile" and "moron" have occurred on timeline