imbecility

About 0.26 uses per million words.

Meaning

1. noun The quality of being imbecile; weakness; feebleness, especially of mind.
2. noun Something imbecilic; a stupid action, behaviour, etc.

Similar words

folly stupidity foolishness betise innocence fatuity feeblemindedness feeble-mindedness feebleness infirmness

Often followed by

of and or in which is to that as

Word family

imbecilities