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.
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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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Antonyms & Near Antonyms
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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Antonyms & Near Antonyms
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
During a moment of inattention, an enormous wave of insane people rolled over us and buried us deep beneath them.
—
Ian Frazier,
New Yorker,
15 June 2026
The idea of using manipulative marketing language to describe something so threatening is insane.
—
Brent Lang,
Variety,
15 June 2026
And with it, soccer’s most wonderful spectacle — 39 days of insane skill and incredible intrigue, all taking place in our backyard.
—
Dieter Kurtenbach,
Mercury News,
13 June 2026
Jim is going crazy in his face all day long and Matthew has to try to keep the movie from floating away and just being insane.
—
Simon Bland,
IndieWire,
12 June 2026
See All Example Sentences for insane
Ian Frazier,
New Yorker,
15 June 2026
The idea of using manipulative marketing language to describe something so threatening is insane.
—
Brent Lang,
Variety,
15 June 2026
And with it, soccer’s most wonderful spectacle — 39 days of insane skill and incredible intrigue, all taking place in our backyard.
—
Dieter Kurtenbach,
Mercury News,
13 June 2026
Jim is going crazy in his face all day long and Matthew has to try to keep the movie from floating away and just being insane.
—
Simon Bland,
IndieWire,
12 June 2026
See All Example Sentences for insane
Recent Examples of Synonyms for insane
Adjective
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Initially skeptical, Tom becomes increasingly paranoid after a sailor who got lost in the fog essentially goes mad, with his eyes turning white just before dying.
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Relative bargain Please do not be mad at me for relaying this insurance math.
Adjective
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Swipe fees and minimums make a tenth-of-a-cent charge absurd.
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Yes, Scheffler enters this week as the betting favorite, but by his absurd standards, his probability has actually dipped.
Adjective
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But even the most perfect Constitution can be undone by the wicked with the help of the bought, the stupid, and the cowardly.
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White can believe Hokit said something stupid and still believe fighters should be allowed to speak for themselves.
Adjective
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Too much iron can be dangerous, and excessive vitamin D may lead to high calcium levels and other complications.
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Study author Alexandros Vgontzas, MD, director of the Sleep Research and Treatment Center at Penn State College of Medicine, told Health the results suggest that excessive daytime sleepiness and prolonged sleep latency may be important risk factors for hypertension.
Adjective
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The president as a maniacal urban planner is a white-knuckle ride, with Washington — and Washingtonians — just holding on for dear life.
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One of Anthropic’s great strengths compared to its archrival OpenAI is its maniacal focus.
Adjective
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In a bizarre scene at the ceremony, his troops stood at attention as Ríos addressed them in a live video feed from a Bogotá prison.
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This has produced a toxic and bizarre backlash.
Adjective
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The Hawks have also been rumored as the third team in would-be trades involving Bucks star Giannis Antetokounmpo and Celtics Jaylen Brown … but probably best not to expect anything crazy.
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These are two contradictory sentences that she is made to feel crazy for acknowledging.
Adjective
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The extreme conditions are driven by a heat dome, a high pressure weather system that can trap heat for days, even weeks.
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That day in Redding, temperatures surged to 109 degrees, triggering an extreme heat warning for the area.
Cite this Entry
“Insane.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insane. Accessed 26 Jun. 2026.
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