1
as in dementia
a serious mental disorder that prevents one from living a safe and normal life
his incurable insanity requires that he spend the rest of his life in a mental hospital
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in absurdity
a foolish act or idea
everyone laughed at the latest insanity from the town eccentric
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in madness
lack of good sense or judgment
had the insanity to think that taking over a government building in protest of our foreign policy was a good idea
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of insanity
Stines is scheduled to undergo a psychiatric evaluation this month, with the defense preparing to pursue an insanity or extreme emotional disturbance defense.
—
Jenna Sundel, MSNBC Newsweek, 5 June 2025
Defense had planned to argue insanity Purdy’s trial had been scheduled to take place in July.
—Emerson Clarridge, Fort Worth Star-Telegram, 27 June 2025
The trial was initially scheduled to begin three months ago but was delayed after Abril changed his plea to not guilty by reason of insanity.
—Rosalio Ahumada, Sacbee.com, 25 June 2025
Barry Solomon, Fort Lauderdale Common sense or insanity? Do Americans want anarchy or law and order?
—Sun Sentinel Editorial Board, Sun Sentinel, 15 June 2025
See All Example Sentences for insanity
Jenna Sundel, MSNBC Newsweek, 5 June 2025
Defense had planned to argue insanity Purdy’s trial had been scheduled to take place in July.
—Emerson Clarridge, Fort Worth Star-Telegram, 27 June 2025
The trial was initially scheduled to begin three months ago but was delayed after Abril changed his plea to not guilty by reason of insanity.
—Rosalio Ahumada, Sacbee.com, 25 June 2025
Barry Solomon, Fort Lauderdale Common sense or insanity? Do Americans want anarchy or law and order?
—Sun Sentinel Editorial Board, Sun Sentinel, 15 June 2025
See All Example Sentences for insanity
Recent Examples of Synonyms for insanity
Noun
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Globally, over 10 million cases of dementia are diagnosed each year, with Alzheimer’s contributing a large portion of the burden.—
Juergen Eckhardt,
Forbes.com,
22 July 2025
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The film is a part of the Mama Joe Project, which is spreading awareness on the challenges that can arise when caring for aging family members, especially when diseases like Alzheimer’s and other forms of dementia emerge.—
Zuri Primos
July 21,
Kansas City Star,
21 July 2025
Noun
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Beneath the absurdity and punchlines lies a serious critique of how violence is packaged, sold, and consumed in American media.—
Marni Rose McFall,
MSNBC Newsweek,
29 July 2025
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During the performance that shot her to fame earlier this month, Fan laid bare the absurdity facing many victims of domestic violence in the country.—
Chris Lau,
CNN Money,
27 July 2025
Noun
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Mid-season madness has officially started for the Colorado Rapids, less than a week before the MLS secondary transfer window opens.—
Braidon Nourse,
Denver Post,
19 July 2025
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Will the young girl in Horas Extras succumb to total madness?—
John Hopewell,
Variety,
17 July 2025
Noun
-
Her hysteria frightens me and demands to be taken care of.—
Stephanie Sengwe,
People.com,
19 July 2025
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The media is already gearing up their midterm hysteria.—
Brilyn Hollyhand,
MSNBC Newsweek,
17 July 2025
Noun
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All this stupidity is only part of what makes SB 540 perhaps the year’s dumbest bill.—
Thomas Elias,
Mercury News,
18 July 2025
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To My Canadian brothers and sisters: Please accept the sincerest apologies of many Americans for the lies, degradation and stupidity you have been subjected to by the U.S. president and his supporters and enablers.—
Sun Sentinel Editorial Board,
Sun Sentinel,
5 July 2025
Noun
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In uncertain markets, relevance, simplicity and clear value win.—
Expert Panel®,
Forbes.com,
30 July 2025
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The essence of the review is evaluation, which of course doesn’t imply the crude simplicity of a thumbs-up or thumbs-down.—
Richard Brody,
New Yorker,
24 July 2025
Noun
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One scientist at the National Institute of Mental Health tells Aviv that the figure may be between one and five per cent of schizophrenia patients.—
David Remnick,
New Yorker,
21 July 2025
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Bittner had been diagnosed with schizophrenia and not competent to stand trial in a previous evaluation, the outlet reported, citing court documents.—
Lesley Cosme Torres,
People.com,
17 July 2025
Cite this Entry
“Insanity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insanity. Accessed 3 Aug. 2025.
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