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
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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
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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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Example Sentences
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Recent Examples of insanity
Johnson, elevated to office by chaos forces—insanity and murder—seeks to finally be accepted not as the understudy but as the ramrod patrician who can set the nation righter than before.
—
Doreen St. Félix, New Yorker, 14 June 2025
My first real foray into this insanity was at the Golden Door in Australia.
—Bruna Papandrea, HollywoodReporter, 10 June 2025
Pursuant to a judge’s order, Stith was found guilty of murder, then not guilty by reason of insanity, then sentenced last January, court records show.
—Nate Gartrell, Mercury News, 31 May 2025
Walter refused to plead not guilty by reason of insanity.
—Mara Bovsun, New York Daily News, 15 June 2025
See All Example Sentences for insanity
Doreen St. Félix, New Yorker, 14 June 2025
My first real foray into this insanity was at the Golden Door in Australia.
—Bruna Papandrea, HollywoodReporter, 10 June 2025
Pursuant to a judge’s order, Stith was found guilty of murder, then not guilty by reason of insanity, then sentenced last January, court records show.
—Nate Gartrell, Mercury News, 31 May 2025
Walter refused to plead not guilty by reason of insanity.
—Mara Bovsun, New York Daily News, 15 June 2025
See All Example Sentences for insanity
Recent Examples of Synonyms for insanity
Noun
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Due to his battle with dementia, Wilson was placed under a conservatorship in February 2024, weeks after the death of his wife, Melinda Ledbetter Wilson.—
Jami Ganz,
New York Daily News,
26 June 2025
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Fannie’s Friends support group: Fannie’s Friends is a virtual support group for adult daughters and granddaughters caring for those living with dementia.—
Joe Rassel,
The Orlando Sentinel,
25 June 2025
Noun
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Mika Rottenberg’s work explores the pure absurdities of our current world.—
Nargess Banks,
Forbes.com,
25 June 2025
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These over-the-top moments and the absurdity of its title may be the elements that made Zombi 2 famous, but beneath them is a movie with an eerie, uncanny vibe that's shockingly easy to get lost in.—
James Grebey,
Time,
20 June 2025
Noun
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The there is the early childhood of the people she’s been visiting, most of whom are now in their late 80s or 90s — the innocent pre-World War II days before the round-ups, the concentration camps, the madness, the murder.—
Christine DiMattei,
Sun Sentinel,
18 June 2025
-
Irresistible madness: Boca Juniors and Benfica see red, Chelsea ease past LAFC Now then.—
Phil Hay,
New York Times,
17 June 2025
Noun
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An Early Frost attempted the nearly impossible: Transform hysteria into empathy.—
Hal Rubenstein,
HollywoodReporter,
11 June 2025
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While posed as being about a threat from without, this U.S. hysteria had everything to do with domestic realities.—
Time,
Time,
9 June 2025
Noun
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Critics often assume ego, stubbornness, or simply stupidity.—
Robert Pearl,
Twin Cities,
14 June 2025
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The following program will contain graphic stupidity, as four friends compete to embarrass one another – only this time in Lithuania.—
Jesse Whittock,
Deadline,
9 June 2025
Noun
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Young consumers receptive to silk lingerie and sleepwear still demand machine-wash convenience and price sensitivity, while design styles must balance traditional aesthetics with modern tastes—blending simplicity, comfort and a sense of technology.—
SJ Studio,
Sourcing Journal,
24 June 2025
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In fact, many found AI content to be more personable and enjoyable, possibly due to its simplicity and accessibility.—
Katie Jewett,
Forbes.com,
24 June 2025
Noun
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Recent research has looked at its potential benefits, in very low doses, for treatment of depression, schizophrenia and Alzheimer's disease.—
New Atlas,
New Atlas,
23 June 2025
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This policy is particularly dangerous for people living with schizophrenia, a condition that can profoundly impair a person’s ability to function in daily life.—
Carali McLean,
The Orlando Sentinel,
23 June 2025
Cite this Entry
“Insanity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insanity. Accessed 3 Jul. 2025.
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