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
Examples are automatically compiled from online sources to
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Recent Examples of insane
Our healthcare system is absolutely insane.
—
Yvonne Villarreal, Los Angeles Times, 17 Apr. 2026
In an insane society, this is a project of years, not weeks.
—Literary Hub, 15 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
Families in times of insane crisis — that can be the funniest times.
—Kennedy French, Variety, 11 Apr. 2026
See All Example Sentences for insane
Yvonne Villarreal, Los Angeles Times, 17 Apr. 2026
In an insane society, this is a project of years, not weeks.
—Literary Hub, 15 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
Families in times of insane crisis — that can be the funniest times.
—Kennedy French, Variety, 11 Apr. 2026
See All Example Sentences for insane
Recent Examples of Synonyms for insane
Adjective
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With the greatest opening day crowd in the history of Atlanta and the Southern league cheering in a mad, thunderous crescendo, the Atlanta Crackers reached something approaching an apogee of playing perfection yesterday to turn back the Knoxville Smokies, 9 to 0.—
AJ Willingham,
AJC.com,
17 Apr. 2026
-
The president of the United States is stark-raving mad.—
Robert B. Reich,
Hartford Courant,
16 Apr. 2026
Adjective
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But all jokes aside, that Howard Stern has not yet been inducted into the Rock & Roll Hall of Fame is, quite frankly, absurd.—
Malina Saval,
Rolling Stone,
16 Apr. 2026
-
Grief is absurd in the same way humor is absurd.—
Literary Hub,
Literary Hub,
15 Apr. 2026
Adjective
-
Doxxing is just a form of stupid bullying, not free speech.—
DP Opinion,
Denver Post,
16 Apr. 2026
-
Healey must think ratepayers – who are burdened with some of the highest energy costs in the country – are pretty stupid and simple minded.—
Joe Battenfeld,
Boston Herald,
16 Apr. 2026
Adjective
-
Gubin said those weren’t excessive returns.—
Jordan Rau,
Miami Herald,
23 Apr. 2026
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May cause excessive bleeding (hemorrhage) if taken with blood thinners or supplements including ginkgo biloba or garlic.—
Megan Nunn,
Verywell Health,
23 Apr. 2026
Adjective
-
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
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Even when discussing this premise, his maniacal desire to win seeps through.—
Zach Berman,
New York Times,
13 Mar. 2026
Adjective
-
Bischoff found the whole situation bizarre.—
Zach Helfand,
New Yorker,
20 Apr. 2026
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The results were colorful, bursting with shapes and patterns, but often totally bizarre.—
Gabe Montesanti,
PEOPLE,
19 Apr. 2026
Adjective
-
Time to rethink this ceremonial crazy building.—
Sun Sentinel Editorial Board,
Sun Sentinel,
20 Apr. 2026
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Then came the part that somehow sounds even crazier.—
Amber Harding OutKick,
FOXNews.com,
20 Apr. 2026
Adjective
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Director Matt Pfeiffer tries not to tie it too strongly to an extreme light or dark mood but does keep up a snappy pace, plays most of the angriest outbursts for laughs and takes good advantage of the openness of the Playhouse on Park stage area.—
Christopher Arnott,
Hartford Courant,
21 Apr. 2026
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While one extreme event is difficult to link directly to climate change, more frequent and intense extreme weather patterns fall within the scientific consensus on changing climate trends.—
Chaewon Chung,
Sacbee.com,
21 Apr. 2026
Cite this Entry
“Insane.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insane. Accessed 24 Apr. 2026.
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