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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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
That’s an insane thing to believe.
—
Holly Gleason,
Los Angeles Times,
18 June 2026
And ultimately, the premise of the show is insane horror tropes are happening to boring, normal people.
—
Emily Zemler,
Rolling Stone,
18 June 2026
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
See All Example Sentences for insane
Holly Gleason,
Los Angeles Times,
18 June 2026
And ultimately, the premise of the show is insane horror tropes are happening to boring, normal people.
—
Emily Zemler,
Rolling Stone,
18 June 2026
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
See All Example Sentences for insane
Recent Examples of Synonyms for insane
Adjective
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Or that Penélope Cruz’s sultry chilliness would jibe with either her male counterparts or Wilde’s diary-of-a-mad-housewife interpretation of a brittle, eager-to-impress woman brimming with creative frustration.
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Are Nationals fans still mad at Bryce Harper for leaving?
Adjective
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Blending historical facts and patriotic myths, the works offer a vibrant, playful and sometimes absurd look at events like the signing of the Declaration of Independence and Washington crossing the Delaware.
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As tensions rise and panic sets in, the sisters are forced into a painful and increasingly absurd fight for survival before the homeowner returns.
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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Although not always the case, excessive heat warnings usually coincide with heat waves.
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This does not diminish concerns about excessive screen time or the value of reducing distractions during the school day.
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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When Aaron Paul’s Jeff attempts to make a suspicious deposit, the bank teller (a game Nina Dobrev) demands to be in on the deal, in the sort of neo-noir twist that could suggest a rich film world populated with bizarre freaks of all stripes.
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In the canon of DC Comics, Comet is truly a bizarre character.
Adjective
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David and Erica Harrig, Gretna, Nebraska The Harrigs went a little crazy after winning a $61 million Powerball jackpot in 2013.
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Even the vegetable averse will go crazy for these green beans made with bacon, crispy Parm, and plenty of garlic.
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 30 Jun. 2026.
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