as in psychotic
unable to think in a clear or sensible way
a thoughtful movie about a demented man trying to survive on the street
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Example Sentences
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Recent Examples of demented
Allowing a sick country with demented leadership have a nuclear weapon, that's a war crime.
—
Alexandra Hutzler, ABC News, 7 Apr. 2026
Allowing a sick country with demented leadership [to] have a nuclear weapon.
—Tiago Ventura, Time, 7 Apr. 2026
My only reservation about what’s happening is that there might be many American soldiers thrown into this debacle by our demented president.
—Voice Of The People, New York Daily News, 4 Apr. 2026
That’s when Jack discovers the tin full of custom drugs that were left in their room by the demented chemistry major who used to live there (the reliably hilarious Sarah Sherman, appearing in a step-by-step YouTube tutorial about surviving the pills her character invented).
—David Ehrlich, IndieWire, 31 Mar. 2026
See All Example Sentences for demented
Alexandra Hutzler, ABC News, 7 Apr. 2026
Allowing a sick country with demented leadership [to] have a nuclear weapon.
—Tiago Ventura, Time, 7 Apr. 2026
My only reservation about what’s happening is that there might be many American soldiers thrown into this debacle by our demented president.
—Voice Of The People, New York Daily News, 4 Apr. 2026
That’s when Jack discovers the tin full of custom drugs that were left in their room by the demented chemistry major who used to live there (the reliably hilarious Sarah Sherman, appearing in a step-by-step YouTube tutorial about surviving the pills her character invented).
—David Ehrlich, IndieWire, 31 Mar. 2026
See All Example Sentences for demented
Recent Examples of Synonyms for demented
Adjective
-
Philip Seymour Hoffman played him on Broadway as a near-psychotic, his philandering very much to blame for the fall of his elder son, Biff.—
Chris Jones,
New York Daily News,
10 Apr. 2026
-
Less commonly, some people experience psychotic symptoms, suicidal thoughts, anxiety, paranoia, confusion or emotional distress.—
Hollis Karoly,
The Conversation,
9 Apr. 2026
Adjective
-
In an insane society, this is a project of years, not weeks.—
Literary Hub,
Literary Hub,
15 Apr. 2026
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If jurors do decide that Fahim was insane at the time of the killings, he would likely be sent to a state hospital for mental health treatment.—
Sean Emery,
Oc Register,
14 Apr. 2026
Adjective
-
With the greatest opening day crowd in the history of Atlanta and the Southern league cheering in a mad, thunderous crescendo, the Atlanta Crackers reached something approaching an apogee of playing perfection yesterday to turn back the Knoxville Smokies, 9 to 0.—
AJ Willingham,
AJC.com,
17 Apr. 2026
-
The president of the United States is stark-raving mad.—
Robert B. Reich,
Hartford Courant,
16 Apr. 2026
Adjective
-
Bones is a pretty stellar action heroine, if only for her rah-rah speeches and her maniacal laughter in the face of men who seek to control her.—
Siddhant Adlakha,
Variety,
14 Mar. 2026
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Even when discussing this premise, his maniacal desire to win seeps through.—
Zach Berman,
New York Times,
13 Mar. 2026
Adjective
-
The red-light technology is designed for all fitness levels and also adds a wellness component including relaxation, skin health and mental well-being.—
Sean Krofssik,
Hartford Courant,
20 Apr. 2026
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Research has long linked strong social connections to better mental and physical health, and loneliness, now widely described as a public health crisis, is partly a result of how surface-level so much of our digital communication has become.—
Avery Newmark,
AJC.com,
20 Apr. 2026
Cite this Entry
“Demented.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/demented. Accessed 23 Apr. 2026.
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