Mental deficiency and Simpleness

Mental deficiency

Mental deficiency noun - Mild mental retardation.

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

Simpleness

Simpleness noun - The quality or state of lacking intelligence or quickness of mind.
Usage example: we must always remember that the often frustrating simpleness of the mentally challenged does not alter the fact that they deserve respect

Mental deficiency and simpleness are semantically related. Sometimes you can use "Mental deficiency" instead a noun "Simpleness".
Cite this Source
Simpleness and Mental deficiency. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/mental_deficiency/simpleness
Mental deficiency & Simpleness. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/mental_deficiency/simpleness>.
Simpleness or Mental deficiency. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/mental_deficiency/simpleness.
Google Ngram Viewer shows how "mental deficiency" and "simpleness" have occurred on timeline