1
as in mad
unable to think in a clear or sensible way
After learning of the robbery, they were insane with anger and foolishly searched the neighborhood looking for their belongings.
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in absurd
conceived or made without regard for reason or reality
a completely insane plan to build an opera house in the middle of nowhere
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3
as in stupid
showing or marked by a lack of good sense or judgment
an insane plan to blow all of their savings on lottery tickets
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4
as in excessive
going beyond a normal or acceptable limit in degree or amount
wanted an insane amount of money to paint our house
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Example Sentences
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Recent Examples of insane
But that eerie alignment and close proximity of time was insane.
—
Brian Davids, HollywoodReporter, 22 Apr. 2026
This year’s Rock and Roll Hall of Fame induction class is one of the most inspired in recent memory, and to stress the obvious, an opportunity for some truly insane reunion performances.
—Devon Ivie, Vulture, 21 Apr. 2026
To most Americans, Roald Dahl is a children’s book author — the imaginative, intimidating, and somewhat insane mind behind beloved books like Matilda, Charlie and the Chocolate Factory, James and the Giant Peach, and The BFG.
—Elisabeth Garber-Paul, Rolling Stone, 19 Apr. 2026
Jurors hearing the case in a Santa Ana courtroom are now left to decide whether Fahim was insane at the time of the killings.
—Sean Emery, Oc Register, 14 Apr. 2026
See All Example Sentences for insane
Brian Davids, HollywoodReporter, 22 Apr. 2026
This year’s Rock and Roll Hall of Fame induction class is one of the most inspired in recent memory, and to stress the obvious, an opportunity for some truly insane reunion performances.
—Devon Ivie, Vulture, 21 Apr. 2026
To most Americans, Roald Dahl is a children’s book author — the imaginative, intimidating, and somewhat insane mind behind beloved books like Matilda, Charlie and the Chocolate Factory, James and the Giant Peach, and The BFG.
—Elisabeth Garber-Paul, Rolling Stone, 19 Apr. 2026
Jurors hearing the case in a Santa Ana courtroom are now left to decide whether Fahim was insane at the time of the killings.
—Sean Emery, Oc Register, 14 Apr. 2026
See All Example Sentences for insane
Recent Examples of Synonyms for insane
Adjective
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Fray was also mad at himself for cramping, which forced him to be substituted out of Saturday’s loss in the 66th minute.—
Anthony Chiang,
Miami Herald,
3 May 2026
-
Their ferocious poetry resurrects them, inviting other mad seekers to take up their story.—
Sara Holdren,
Vulture,
1 May 2026
Adjective
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Still absurd to the average person, but a far cry from what Biles paid.—
Amber Harding OutKick,
FOXNews.com,
1 May 2026
-
As paranoia festers and absurd regulations tighten their grip, suspicion replaces love, and truth itself begins to warp.—
Alex Ritman,
Variety,
29 Apr. 2026
Adjective
-
Nothing gets Trump angrier than when one of his underlings is caught doing something stupid on videotape.—
Robert B. Reich,
Hartford Courant,
28 Apr. 2026
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But to those going to an upcoming show, for the love of God please shut up when Raye is sharing this story; a quiet room isn’t a license to yell stupid nonsense.—
Melissa Ruggieri,
USA Today,
27 Apr. 2026
Adjective
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The authors argued that the typical American diet contained excessive calories and fat and lacked sufficient amounts of complex carbohydrates and dietary fiber.—
Encyclopedia Britannica,
Encyclopedia Britannica,
30 Apr. 2026
-
This development enables high-performance batteries to function without the bulky pressurization hardware that often adds excessive weight and volume to electric vehicle battery packs.—
Aman Tripathi,
Interesting Engineering,
30 Apr. 2026
Adjective
-
There’s one sound on earth that will never get old, and that’s Johnny Knoxville’s maniacal cackle when someone has been injured.—
Fran Hoepfner,
Vulture,
27 Apr. 2026
-
Bones is a pretty stellar action heroine, if only for her rah-rah speeches and her maniacal laughter in the face of men who seek to control her.—
Siddhant Adlakha,
Variety,
14 Mar. 2026
Adjective
-
La beauté bizarre of the Lobster Boy is decadent.—
Olivia Kan-Sperling,
Artforum,
2 May 2026
-
Fabianne Therese plays a young woman on a hike in the woods with her boyfriend (Seann William Scott) who runs afoul of a bizarre, imposing figure (pro wrestler Max the Impaler) with a porcelain doll mask intent on raising her as a child.—
Brian Truitt,
USA Today,
1 May 2026
Adjective
-
The last few weeks of March were crazy, a flurry of behind-the-scenes discussions with current players and representatives of future ones.—
Mark Zeigler,
San Diego Union-Tribune,
4 May 2026
-
Of course the bidding went crazy.—
Brian Moylan,
Vulture,
4 May 2026
Adjective
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Typical pulsating aurora displays last 10 to 20 minutes, but Kerss had captured almost three hours of extreme pulsating auroras — an unusually powerful display and one of the longest on record, according to the statement.—
Daisy Dobrijevic,
Space.com,
28 Apr. 2026
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Threats are growing from more extreme weather.—
Michael Copley,
NPR,
28 Apr. 2026
Cite this Entry
“Insane.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insane. Accessed 6 May. 2026.
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