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
In our times, whether a demented president would order an unwarranted nuclear attack is just one ominous concern.
—
Sun Sentinel Editorial Board,
Sun Sentinel,
17 Apr. 2026
Cage fans already knew the actor could play twisted roles well, but his demented performance as the Satan-worshipping killer still disturbed and delighted audiences.
—
Angelique Jackson,
Variety,
14 Apr. 2026
Along with all her obligations, Tonina is taking care of her demented and bedridden mother.
—
Matthew Carey,
Deadline,
8 Apr. 2026
Allowing a sick country with demented leadership have a nuclear weapon, that's a war crime.
—
Alexandra Hutzler,
ABC News,
7 Apr. 2026
See All Example Sentences for demented
Sun Sentinel Editorial Board,
Sun Sentinel,
17 Apr. 2026
Cage fans already knew the actor could play twisted roles well, but his demented performance as the Satan-worshipping killer still disturbed and delighted audiences.
—
Angelique Jackson,
Variety,
14 Apr. 2026
Along with all her obligations, Tonina is taking care of her demented and bedridden mother.
—
Matthew Carey,
Deadline,
8 Apr. 2026
Allowing a sick country with demented leadership have a nuclear weapon, that's a war crime.
—
Alexandra Hutzler,
ABC News,
7 Apr. 2026
See All Example Sentences for demented
Recent Examples of Synonyms for demented
Adjective
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The drugs brought on psychotic episodes that were destructive, and when his son was about 20, the family made the difficult decision to ask Sean to leave the house.
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In the second episode, Tom spends a night in the local inn, and ends up in a crawl space with the ghost of a psychotic killer clown.
Adjective
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The Lenovo ThinkBook 16 Gen 8 laptop shows up ready to work with a snappy Intel Core Ultra 7 processor, insane 32GB of RAM, and spacious 2TB SSD in its (figurative) briefcase.
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Eventually, though, Lestat breaks, coming clean about his tumultuous past with first lover Nicolas de Lenfent (Joseph Potter), who went insane after being attacked by Armand (Assad Zaman) in Paris in the late 18th century.
Adjective
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Initially skeptical, Tom becomes increasingly paranoid after a sailor who got lost in the fog essentially goes mad, with his eyes turning white just before dying.
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Relative bargain Please do not be mad at me for relaying this insurance math.
Adjective
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The president as a maniacal urban planner is a white-knuckle ride, with Washington — and Washingtonians — just holding on for dear life.
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One of Anthropic’s great strengths compared to its archrival OpenAI is its maniacal focus.
Adjective
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The Moon in your 1st House of Identity squares mental Mercury in your 10th House of Career, so personal needs may rub against professional expectations.
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Over the next year, expect to see a few more invasive BCI companies launch similar clinical trials with the goal of translating mental activity into spoken words.
Cite this Entry
“Demented.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/demented. Accessed 27 Jun. 2026.
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