1
as in insanity
a foolish act or idea
you want to sneak into the building after the alarm is set—what lunacy!
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in dementia
a serious mental disorder that prevents one from living a safe and normal life
the judge ruled that the lunacy of the accused made him incompetent to stand trial
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in madness
lack of good sense or judgment
was it desperation or lunacy that caused him to quit his job and move to California without any plan for what to do when he got there?
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of lunacy
Yang is genius not just for playing the easy pickins of George Santos but high-concept lunacy like a gay oompaloompa and the iceberg that sunk the Titanic.
—
Steven Zeitch, HollywoodReporter, 20 Aug. 2025
Rooker unsurprisingly embraces the lunacy of his character, who dresses in Native American drag and tastes bird poop to track his prey.
—Alan Sepinwall, Rolling Stone, 15 Aug. 2025
Ultimately the inevitable showdown between Hutch and the Queen Bee that Stone embodies also works, not just for the inventive bloodletting, but also the LOL lunacy of it all.
—Pete Hammond, Deadline, 13 Aug. 2025
In the wake of all the fun and lunacy of the 22 weeks leading up to Super Bowl LX, the Seahawks’ suffocation of the Patriots may have been a bit of a letdown … at least for casual fans or anyone who enjoys a little spectacle with their football.
—Anthony Crupi, Sportico.com, 3 Sep. 2019
See All Example Sentences for lunacy
Steven Zeitch, HollywoodReporter, 20 Aug. 2025
Rooker unsurprisingly embraces the lunacy of his character, who dresses in Native American drag and tastes bird poop to track his prey.
—Alan Sepinwall, Rolling Stone, 15 Aug. 2025
Ultimately the inevitable showdown between Hutch and the Queen Bee that Stone embodies also works, not just for the inventive bloodletting, but also the LOL lunacy of it all.
—Pete Hammond, Deadline, 13 Aug. 2025
In the wake of all the fun and lunacy of the 22 weeks leading up to Super Bowl LX, the Seahawks’ suffocation of the Patriots may have been a bit of a letdown … at least for casual fans or anyone who enjoys a little spectacle with their football.
—Anthony Crupi, Sportico.com, 3 Sep. 2019
See All Example Sentences for lunacy
Recent Examples of Synonyms for lunacy
Noun
-
Repeal this insanity and restore order to our streets!—
Sun Sentinel Editorial Board,
Sun Sentinel,
7 Feb. 2026
-
Defense attorneys hoped to convince the jury that Gacy was not guilty by reason of insanity.—
Kori Rumore,
Chicago Tribune,
6 Feb. 2026
Noun
-
The subjects didn’t have dementia at the start of the study.—
Tom Gavin,
EverydayHealth.com,
13 Feb. 2026
-
Family members should watch for warning signs of common medical conditions in aging adults, such as dementia.—
Kathleen Wong,
USA Today,
12 Feb. 2026
Noun
-
Then, with many on the court at this point, Stewart came rushing off the Pistons’ bench to confront Bridges, throwing a punch as their altercation became the focal point of the madness on the hardwood.—
Scott Thompson,
FOXNews.com,
10 Feb. 2026
-
The darker strands of the young Tennyson’s existence—madness, spurned love, ruinous genes, insolvency—would become the themes of a later poem that Holmes regards as pivotal.—
James Parker,
The Atlantic,
10 Feb. 2026
Noun
-
Unlike its sibling concepts of dumbness and idiocy, stupidity isn’t really a personality trait.—
Jonny Thomson,
Big Think,
11 Feb. 2026
-
Harry and Finis refused to play Jack Donahoe’s game of commenting on every idiocy that came across their desks.—
Literary Hub,
Literary Hub,
27 Jan. 2026
Noun
-
In this boring policymaking context, AB 1421 is fine and the social media hysteria pretty silly.—
Sal Rodriguez,
Oc Register,
8 Feb. 2026
-
Maybe the point is to create hysteria about an unfair election in advance, just in case the Republicans lose.—
Anne Applebaum,
The Atlantic,
6 Feb. 2026
Noun
-
Amid these absurdities, Manuel coaxes out the cruelty of the resort’s hierarchies.—
Richard Brody,
New Yorker,
4 Feb. 2026
-
She’s built a career on candid takes about relationships, work and the absurdities of everyday life, delivered with her trademark mix of bluntness and charm.—
Travis Pinson,
Dallas Morning News,
29 Jan. 2026
Noun
-
But as a walk down Main Street will prove to you, its simplicity is exactly what makes the town special.—
Megan Margulies,
Travel + Leisure,
10 Feb. 2026
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By prioritizing safety, simplicity, and developer collaboration, Sprout represents a quieter but potentially more meaningful step forward in humanoid robotics.—
Kurt Knutsson,
FOXNews.com,
10 Feb. 2026
Noun
-
This is a dear friend in a really tricky moment in time, and there just can’t be any of the craziness, and there just wasn’t.—
David Canfield,
HollywoodReporter,
13 Feb. 2026
-
Keeping up with all of this craziness is a full-time job, and then some.—
Brenda Looper,
Arkansas Online,
11 Feb. 2026
Cite this Entry
“Lunacy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lunacy. Accessed 16 Feb. 2026.
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