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
Hinckley was found not guilty by reason of insanity.
—
ABC News, 26 Apr. 2026
He was found not guilty by reason of insanity in 2022 but has since been banned from participating in events sanctioned by the United States Equestrian Federation (USEF).
—Christopher Rudolph, PEOPLE, 23 Apr. 2026
McGarrahan’s February 2026 insanity evaluation report was filed under seal.
—Emerson Clarridge, Fort Worth Star-Telegram, 22 Apr. 2026
Years later, Resnick would describe his observations on both Yates and the use of the insanity defense in an article for the Cleveland State Law Review.
—Chelsea Bailey, CNN Money, 22 Apr. 2026
See All Example Sentences for insanity
ABC News, 26 Apr. 2026
He was found not guilty by reason of insanity in 2022 but has since been banned from participating in events sanctioned by the United States Equestrian Federation (USEF).
—Christopher Rudolph, PEOPLE, 23 Apr. 2026
McGarrahan’s February 2026 insanity evaluation report was filed under seal.
—Emerson Clarridge, Fort Worth Star-Telegram, 22 Apr. 2026
Years later, Resnick would describe his observations on both Yates and the use of the insanity defense in an article for the Cleveland State Law Review.
—Chelsea Bailey, CNN Money, 22 Apr. 2026
See All Example Sentences for insanity
Recent Examples of Synonyms for insanity
Noun
-
Her imperious, elderly father Herrmann (Sylvester Groth) has become disinhibited by dementia and is prone to touching his female caretaker (Patrycja Ziółkowska ) inappropriately, a problem Elsa doesn’t want to face any more than Lucy does.—
Leslie Felperin,
HollywoodReporter,
15 May 2026
-
Conversely, there’s some evidence that having shingles may increase the risk of dementia.—
Beth Mole,
ArsTechnica,
15 May 2026
Noun
-
While her defensive energy contributed to the team’s depth, a scoreless night highlighted the utter absurdity of the league elevating a backup guard over the most prolific scorer in basketball history, especially on a night when the team was already missing its star center.—
Alejandro Avila OutKick,
FOXNews.com,
18 May 2026
-
Some viewers even felt its liberal use of absurdity in fact grounded the show in the real world compared to the high-minded weepies on daytime, achieving honesty through nontraditional means.—
Literary Hub,
Literary Hub,
18 May 2026
Noun
-
Diaz’s face was split open by the end of the second round, the canvas looked like a crime scene and Perry stormed around the cage afterward, demanding a fight with Paul while fans stood on chairs trying to film the madness below them.—
Alejandro Avila OutKick,
FOXNews.com,
17 May 2026
-
My ideal version is bringing a book and eating my Mixue ice cream out there for twenty minutes before heading back into the madness.—
Shivani Vora,
Forbes.com,
17 May 2026
Noun
-
With online hype turning into real-life hysteria, brands may need to rethink drop culture or at least make a few tweaks.—
Rachel Cormack,
Robb Report,
18 May 2026
-
But when the Gaga music started playing, the crowd erupted with the kind of hysteria once reserved for Beatlemania.—
Maxwell Adler,
Vanity Fair,
15 May 2026
Noun
-
And not just because one of the leading contestants torched himself and his political livelihood in a bonfire of hubris and stupidity.—
Los Angeles Times,
Los Angeles Times,
10 May 2026
-
That men like Mark Zuckerberg and Elon Musk are entrusted with businesses of tectonic influence can be difficult to understand, but their cults of personality have been able to survive scrutiny, perhaps because the money itself is too imposing a firewall for their own stupidity to penetrate.—
Scott Tobias,
Vulture,
19 Apr. 2026
Noun
-
The challenge is staying true to its simplicity while expanding.—
Ellen Sheng,
CNBC,
19 May 2026
-
His advice for men starting from scratch is a model of French simplicity.—
Pooja Mistry,
Forbes.com,
18 May 2026
Noun
-
He was diagnosed with schizophrenia during his college years.—
Sean Emery,
Oc Register,
13 May 2026
-
Two people diagnosed with schizophrenia were living in the theater.—
James Verini,
The Atlantic,
12 May 2026
Noun
-
That’s the level of idiocy in the Los Angeles city government.—
Susan Shelley,
Daily News,
13 May 2026
-
The idiocy of these people knows no bounds.—
Austin Perry OutKick,
FOXNews.com,
25 Apr. 2026
Cite this Entry
“Insanity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insanity. Accessed 21 May. 2026.
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