Synonyms|41Antonyms|1|Broader|0Narrower|0Related|0
2
feeble-minded
2
idiotic
2
moronic
2
retarded
2
simple
2
subnormal
1
arrested
1
babbling
1
backward
1
blithering
1
cracked
1
crazy
1
half-baked
1
imbecile
1
lamebrained
1
mentally retarded
1
mongoloid
1
not all there(expression, idiom)
1
simpleminded
1
yo-yo
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APASmart Define. (2015). mentally defective thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/mentally_defective/thesaurus/synonyms
ChicagoSmart Define. 2015. "mentally defective thesaurus" https://smartdefine.org/mentally_defective/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, mentally defective thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/mentally_defective/thesaurus/synonyms>.
MLASmart Define. "mentally defective thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/mentally_defective/thesaurus/synonyms>