Demented
Demented adjective - Having or showing a very abnormal or sick state of mind.
Mentally deranged and demented are semantically related. In some cases you can use "Mentally deranged" instead an adjective "Demented".
Nearby Word: dementing
Mentally deranged
Demented and mentally deranged are semantically related. Sometimes you can use "Demented" instead an adjective phrase "Mentally deranged".
Mutual synonyms
Related pairs
- irrational and demented
- irrational and mentally deranged
- sick and demented
- sick and mentally deranged
- crazy and demented
- crazy and mentally deranged
- mental and demented
- mental and mentally deranged
- unbalanced and demented
- unbalanced and mentally deranged
- lunatic and demented
- lunatic and mentally deranged
- insane and demented
- insane and mentally deranged
Both terms in one sentence
- John later learns and pieces together that it was committed by a demented, mentally deranged serial killer.
Source: Video Game / Police Quest
Cite this Source
Mentally deranged and Demented. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/demented/mentally_deranged
Demented & Mentally deranged. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/demented/mentally_deranged>.
Mentally deranged or Demented. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/demented/mentally_deranged.
Google Ngram Viewer shows how "demented" and "mentally deranged" have occurred on timeline