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Added 10 October 2026

imbecility

/ˌɪmbəˈsɪləti/ noun

In Latin: imbecillitas Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about imbecility at Wordnik → Where our words come from →

Retardation more severe than a moron but not as severe as an idiot.
A stupid mistake.

Origin

From Middle English inbecillite, from Middle French imbecilité, imbecillité, and its etymon Classical Latin imbēcillitās. By surface analysis, imbecile + -ity.

From Wiktionary, via Kaikki.org (CC BY-SA)

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