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Showing results for demented. Search instead for dementedn.
Definitions

demented

[dih-men-tid] / dɪˈmɛn tɪd /
ADJECTIVE
crazy, insane
Synonyms
STRONGEST
deranged hysterical mad maniacal manic psychotic unhinged
WEAK
bananas bemused crackbrained daft delirious distracted distraught flipped-out foolish frenzied fruity idiotic in the ozone lunatic maniac non compos mentis nutty as a fruitcake out of one's gourd out of one's tree psycho psychopathic unbalanced unglued unsound whacko
Antonyms
STRONGEST
OK balanced calm sane
WEAK
rational reasonable sensible

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It’s positively demented, but it’s not insanity for insanity’s sake.

From Salon • Apr. 5, 2026

It is, at times, delightfully demented, a family film with a weird streak — perhaps at times even a slightly sinister one.

From Los Angeles Times • Nov. 20, 2025

Sam Neill stars in “Madness” as an insurance investigator who, sent to find a missing, bestselling horror author, ends up stumbling into the demented New England small town of the author’s books.

From The Wall Street Journal • Oct. 29, 2025

It’s just another weekly edition of “SmackDown” in Don’s demented mind.

From Salon • Aug. 1, 2025

Luminous these were too, beautiful and yet horrible of shape, like the demented forms in an uneasy dream; and they gave forth a faint sickening charnel-smell; an odour of rottenness filled the air.

From "The Two Towers" by J. R. R. Tolkien