Synonyms|80Antonyms|0|Broader|5Narrower|0Related|5
1
mental disease
1
mental disturbance
1
mental illness
1
mental instability
1
mental sickness
1
mind overthrown
1
mindsickness
1
mongolianism
1
mongolism
1
mongoloid idiocy
1
moronism
1
oddness
1
pixilation
1
possession
1
profound idiocy
1
queerness
1
rabidness
1
reasonlessness
1
retardation
1
retardment
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APASmart Define. (2015). mental deficiency thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/mental_deficiency/thesaurus/synonyms
ChicagoSmart Define. 2015. "mental deficiency thesaurus" https://smartdefine.org/mental_deficiency/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, mental deficiency thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/mental_deficiency/thesaurus/synonyms>.
MLASmart Define. "mental deficiency thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/mental_deficiency/thesaurus/synonyms>