Mental deficiency and Vacuity

Mental deficiency

Mental deficiency noun - Mild mental retardation.

Vacuity and mental deficiency are semantically related. In some cases you can use "Vacuity" instead a noun phrase "Mental deficiency".

Vacuity

Vacuity noun - The quality or state of lacking intelligence or quickness of mind.
Usage example: the monumental vacuity of the starlet's comments on the important issues of the day

Mental deficiency and vacuity are semantically related. Sometimes you can use "Mental deficiency" instead a noun "Vacuity".

Nearby Words: vacuous, vacuum, vacuously
Cite this Source
Vacuity and Mental deficiency. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/mental_deficiency/vacuity
Mental deficiency & Vacuity. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/mental_deficiency/vacuity>.
Vacuity or Mental deficiency. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/mental_deficiency/vacuity.
Google Ngram Viewer shows how "mental deficiency" and "vacuity" have occurred on timeline