9 entries under noun topic. ×

5
mental deficiency(expression, idiom, handicap)
4
retardation
4
amentia(handicap, dementia, subnormality)
4
backwardness
3
slowness
3
subnormality
1
dementia
0
brain damage
0
mental defect
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APASmart Define. (2015). mental retardation thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/mental_retardation/thesaurus/synonyms
ChicagoSmart Define. 2015. "mental retardation thesaurus" https://smartdefine.org/mental_retardation/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, mental retardation thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/mental_retardation/thesaurus/synonyms>.
MLASmart Define. "mental retardation thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/mental_retardation/thesaurus/synonyms>