Mental deficiency
Mental deficiency noun - Mild mental retardation.
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Synonyms for Mental deficiency
Stupidness and mental deficiency are semantically related. In some cases you can use "Stupidness" instead a noun phrase "Mental deficiency".
Stupidness
Stupidness noun - The quality or state of lacking intelligence or quickness of mind.
Usage example: I'm not sure if he leaves his front door unlocked from carelessness or just plain stupidness
Mental deficiency and stupidness are semantically related. Sometimes you can use "Mental deficiency" instead a noun "Stupidness".
Mutual synonyms
Related pairs
- foolishness and mental deficiency
- foolishness and stupidness
- stupidity and mental deficiency
- stupidity and stupidness
- idiocy and mental deficiency
- idiocy and stupidness
- fatuity and mental deficiency
- fatuity and stupidness
- slowness and mental deficiency
- slowness and stupidness
- mental retardation and mental deficiency
- mental retardation and stupidness
- denseness and mental deficiency
- denseness and stupidness
Cite this Source
Stupidness and Mental deficiency. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/mental_deficiency/stupidness
Mental deficiency & Stupidness. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/mental_deficiency/stupidness>.
Stupidness or Mental deficiency. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/mental_deficiency/stupidness.
Google Ngram Viewer shows how "mental deficiency" and "stupidness" have occurred on timeline