1
as in insanity
a foolish act or idea
you want to sneak into the building after the alarm is set—what lunacy!
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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
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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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Example Sentences
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Recent Examples of lunacy
Because it’s invariably attached to the idea of some kind of lunacy.
—
Zack Sharf, Variety, 3 Nov. 2025
Because it's invariably attached to the idea of some kind of lunacy.
—Mekishana Pierre, Entertainment Weekly, 3 Nov. 2025
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
See All Example Sentences for lunacy
Zack Sharf, Variety, 3 Nov. 2025
Because it's invariably attached to the idea of some kind of lunacy.
—Mekishana Pierre, Entertainment Weekly, 3 Nov. 2025
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
See All Example Sentences for lunacy
Recent Examples of Synonyms for lunacy
Noun
-
Iran’s nuclear insanity leaves America and allies no room to blink.—
,
FOXNews.com,
8 Apr. 2026
-
That still leaves the sanity phase of his trial, which will determine whether Fahim — who previously pleaded not guilty by reason of insanity — faces up to life in prison without parole or being sent to a state hospital for treatment.—
Sean Emery,
Oc Register,
8 Apr. 2026
Noun
-
However, with a broader definition, women’s health now encompasses all of the conditions that affect women disproportionately, uniquely, and differently, from autoimmune conditions to chronic pain and dementia.—
Alexa Mikhail,
Flow Space,
10 Apr. 2026
-
Your brain on a plant-rich diet Eating more plant foods than animal products is linked to a lower risk of dementia, even in older age, according to a new study.—
Tricia Escobedo,
CNN Money,
9 Apr. 2026
Noun
-
No movie-length version of The Shining could have ever captured Jack Torrance’s very gradual slide into madness as well as King’s novel.—
James Hibberd,
HollywoodReporter,
14 Apr. 2026
-
The madness of March came and went and brought glory in April.—
Bruce Pearl,
Washington Post,
14 Apr. 2026
Noun
-
There’s a heartwarming idiocy to their pursuit, yet what festers underneath is their inability to process grief consciously and the fear that those who deem their existence meaningless might be right.—
Carlos Aguilar,
Variety,
14 Mar. 2026
-
Gunther and Tig are two billionaire failsons who have wasted countless opportunities and cash chasing the stupidest ideas and who get rewarded over and over again for their idiocy.—
Roxana Hadadi,
Vulture,
10 Mar. 2026
Noun
-
That’s where the hysteria comes in.—
Abbey White,
HollywoodReporter,
13 Apr. 2026
-
Dating back to Elvis Presley hysteria and Beatlemania, society has a long history of devotion to famous artists.—
Lucy Maguire,
Vogue,
8 Apr. 2026
Noun
-
The movie’s antic humor evokes the international Fluxus movement of the nineteen-sixties and seventies, which made political arguments through outrageous absurdity.—
Rebecca Mead,
New Yorker,
13 Apr. 2026
-
There might be a small touch of some discomfort or dissonance or awkwardness or absurdity or something.—
Deputy Entertainment,
Los Angeles Times,
10 Apr. 2026
Noun
-
Bieber hit the hard reset on Coachella maximalism The entire performance dealt in assured simplicity from the 32-year-old.—
Reanna Cruz,
Vulture,
13 Apr. 2026
-
In reimagining the 1950s-style entry, Misso opted for simplicity, ditching traditional trim around the white oak door in favor of a brick surround painted Benjamin Moore’s White Dove.—
Cameron Beall,
Southern Living,
12 Apr. 2026
Noun
-
But while March Madness may be over, there was plenty of April craziness in store this week, so let’s get into the news.—
Grace Miserocchi,
Chicago Tribune,
11 Apr. 2026
-
After Thursday night’s Charlotte craziness, in which both ACC Tournament quarterfinals in the evening session were decided by a single point, Friday night instead brought back-to-back blowouts, as Virginia rolled past Miami in the first game.—
Scott Fowler,
Charlotte Observer,
14 Mar. 2026
Cite this Entry
“Lunacy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lunacy. Accessed 17 Apr. 2026.
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