Mental deficiency and Senselessness

Mental deficiency

Mental deficiency noun - Mild mental retardation.

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

Senselessness

Senselessness noun - The quality or state of lacking intelligence or quickness of mind.
Usage example: the senselessness of his decision to drive after drinking so much

Mental deficiency and senselessness are semantically related. Sometimes you can use "Mental deficiency" instead a noun "Senselessness".
Cite this Source
Senselessness and Mental deficiency. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/mental_deficiency/senselessness
Mental deficiency & Senselessness. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/mental_deficiency/senselessness>.
Senselessness or Mental deficiency. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/mental_deficiency/senselessness.
Google Ngram Viewer shows how "mental deficiency" and "senselessness" have occurred on timeline