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non compos mentis

adjective

ˌnän-ˌkäm-pəs-ˈmen-təs How to pronounce non compos mentis (audio)
Definition of non compos mentisnext
as in psychotic
unable to think in a clear or sensible way will seek to prove that the elderly tycoon was non compos mentis when he dictated that will

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for non compos mentis
  1. psychotic
  2. mad
  3. insane
  4. mental
  5. maniacal
  6. nuts
  7. crazy
  8. psycho
Adjective
  • Devlin said eight jurors including herself began deliberation believing that Clancy, 36, was experiencing a psychotic episode when her children were killed in suburban Boston.
    — Brian Niemietz, New York Daily News, 11 Sep. 2026
  • Her defense, however, argued that Clancy killed her children after suffering a postpartum psychotic break.
    — Jon Blistein, Rolling Stone, 8 Sep. 2026
Definition of psychotic
Adjective
  • Largely through the medium of Facebook, Kanarek had driven Barisone mad.
    — Ian Parker, New Yorker, 14 Sep. 2026
  • Behind his graying beard, his expression crackled between a scowl and a mad grin.
    — Jourdan Rodrigue, New York Times, 11 Sep. 2026
Definition of mad
Adjective
  • My first two videos each passed 100,000 views, which felt absolutely insane for a brand-new channel.
    — Elizabeth Gulino, Allure, 9 Sep. 2026
  • The crack epidemic in America, especially in Bed-Stuy, was insane, so that really implanted into my brain.
    — Selome Hailu, Variety, 8 Sep. 2026
Definition of insane
Adjective
  • The opposing forces of stigma and access Stigma has been a long-standing barrier in seeking mental healthcare.
    — Andrew McLean, The Conversation, 10 Sep. 2026
  • From suicides to sextortion, parents and their children are wrestling with how social media and AI chatbots could be harming people’s mental and physical health.
    — Queenie Wong, Los Angeles Times, 10 Sep. 2026
Definition of mental
Adjective
  • These machines—the maniacal Maverick R, with its praying mantis-like front suspension, and the hard-working Pioneer—have little else in common.
    — Caleb Jacobs, The Drive, 2 Sep. 2026
  • His teammate Christian McCaffrey, who is also known for his maniacal training regimen, has been impressed with Kittle’s recovery.
    — Chris Biderman, Sacbee.com, 23 Aug. 2026
Definition of maniacal
Adjective
  • The fact anyone tries to use John Brown to take the moral high ground is nuts.
    — Pete Grathoff, Kansas City Star, 8 Sep. 2026
  • That same year, the company closed its Emerald nuts manufacturing plant on Crump Road, resulting in 125 layoffs.
    — Charlotte Observer, Charlotte Observer, 5 Sep. 2026
Definition of nuts
Adjective
  • After crash landing on the dark world directly onto the homing beacon, EO and his crazy crew are apprehended by a gang of warrior henchmen and hauled into the throne room to face the wicked alien ruler who is imprisoned in anger and hate.
    — Jeff Spry, Space.com, 15 Sep. 2026
  • Good morning from Denver, The Padres found a way to keep rolling on a quiet but crazy night at Coors Field.
    — Kevin Acee, San Diego Union-Tribune, 15 Sep. 2026
Definition of crazy
Adjective
  • Which is psycho, absolutely psycho.
    — Ryan Coleman, Entertainment Weekly, 27 May 2026
  • The key figure turns out to be Alex’s mysterious Aunt Gladys, played in full psycho-biddy drag by Amy Madigan.
    — Louis Peitzman, Vulture, 8 Aug. 2025
Definition of psycho
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

noncomplicated
non compos mentis
noncompound
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Cite this Entry

“Non compos mentis.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/non%20compos%20mentis. Accessed 16 Sep. 2026.

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