imbecility vs mental retardation

imbecility and mental retardation both are nouns.

Word	Noun	Adjective	Verb	Adverb
imbecility	Yes	No	No	No
mental retardation	Yes	No	No	No

As nouns, mental retardation is a hypernym of imbecility; that is, mental retardation is a word with a broader meaning than imbecility:

imbecility: retardation more severe than a moron but not as severe as an idiot
mental retardation: lack of normal development of intellectual capacities

Other hypernyms of imbecility include backwardness, retardation, slowness, subnormality.

imbecility (noun)	mental retardation (noun)
a stupid mistake	lack of normal development of intellectual capacities
retardation more severe than a moron but not as severe as an idiot

imbecility vs mental retardation

imbecility and mental retardation both are nouns.

Words related to "imbecility"

Words related to "mental retardation"