imbecility
- n retardation more severe than a moron but not as severe as an idiot
- n a stupid mistake
- Some modern artists have sunk to imbecility, not pitiable imbecility but vicious imbecility.
- Despite generations of intermarriage, studies indicate no more imbecility than would be found in far larger populations.
- He laments "the imbecility" of the blacks' existence, which could reflect on the persons, rather than their captivity.