Cognizant and Mentally defective
Opposite meaning terms
Cognizant
Cognizant adjective - Having specified facts or feelings actively impressed on the mind.
Mentally defective is an antonym for cognizant.
Nearby Words: cognizance, cognizable
Mentally defective
Cite this Source
Mentally defective and Cognizant. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/cognizant/mentally_defective
Cognizant & Mentally defective. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/cognizant/mentally_defective>.
Mentally defective or Cognizant. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/cognizant/mentally_defective.
Google Ngram Viewer shows how "cognizant" and "mentally defective" have occurred on timeline