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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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
Moreover, with your celestial ruler, Uranus, also retrograde in your fifth house of love, spontaneity and unpredictability reign — this could manifest in a sudden crush, a flirtatious encounter or insane sparks with someone who is the complete opposite of your type.
—
Valerie Mesa, PEOPLE, 8 Sep. 2025
Stines’ defense attorneys, Jeremy and Kerri Bartley, say the sheriff was insane at the time of the killing and want his full mental health report – which is currently sealed – released to the public.
—Andy Rose, CNN Money, 6 Sep. 2025
Making straight men insane comes with the territory on one of TV’s most-talked about shows of the last five years (House of the Dragon continues to rack up toward 10 million viewers per ep).
—Lily Ford, HollywoodReporter, 5 Sep. 2025
But what’s so insane about this story is that there are so many contrasting elements.
—Daniel D'addario, Variety, 5 Sep. 2025
See All Example Sentences for insane
Valerie Mesa, PEOPLE, 8 Sep. 2025
Stines’ defense attorneys, Jeremy and Kerri Bartley, say the sheriff was insane at the time of the killing and want his full mental health report – which is currently sealed – released to the public.
—Andy Rose, CNN Money, 6 Sep. 2025
Making straight men insane comes with the territory on one of TV’s most-talked about shows of the last five years (House of the Dragon continues to rack up toward 10 million viewers per ep).
—Lily Ford, HollywoodReporter, 5 Sep. 2025
But what’s so insane about this story is that there are so many contrasting elements.
—Daniel D'addario, Variety, 5 Sep. 2025
See All Example Sentences for insane
Recent Examples of Synonyms for insane
Adjective
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Awards are both mad and lovely.—
Max Goldbart,
Deadline,
16 Sep. 2025
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And of course, mad love and respect to Adam Yauch, Oscilloscope’s co-founder, filmmaker and Beastie Boy forever.—
Brent Lang,
Variety,
16 Sep. 2025
Adjective
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Larsen makes Didi’s absurd actions feel credible, something a woman frustrated with her own life would do, in haste, on behalf of another.—
Peter Tonguette,
The Washington Examiner,
19 Sep. 2025
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Tim Dollar, a Kansas City attorney who represented the family of one of Biscari’s crash victims, said the union’s argument that Biscari was disciplined unfairly compared to other firefighters was absurd.—
Judy L. Thomas,
Kansas City Star,
16 Sep. 2025
Adjective
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And when Sam cooks up a truly stupid scheme to make some quick cash, there’s little doubt a heavy like Mickey isn’t going to like it.—
Kate Erbland,
IndieWire,
12 Sep. 2025
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There's a fine line between stupid and clever, indeed.—
Jordan Hoffman,
Entertainment Weekly,
12 Sep. 2025
Adjective
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A level 2 of 4 threat for excessive rainfall is in place for parts of eastern New Mexico and western Texas due to rainfall rates of 1 to 2 inches per hour possible in the heaviest storms.—
Kyle Reiman,
ABC News,
13 Sep. 2025
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The government's initial response, which blamed opposition factions rather than acknowledging excessive force, further inflamed tensions.—
Sonal Nain,
MSNBC Newsweek,
12 Sep. 2025
Adjective
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In a desperate attempt to stop The Entity, President Erika Sloane (Angela Bassett) locates Ethan, who is now a rogue agent, and asks him to achieve the impossible by finding a way to shut the maniacal AI down.—
Tim Lammers,
Forbes.com,
16 Sep. 2025
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His talent, charisma, good humor and calmness in the face of what at times was nothing less than a maniacal roller coaster ride often brought a sense of peace that heartened everyone around him.—
Chris Willman,
Variety,
14 Sep. 2025
Adjective
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But everything changes when a string of gruesome killings—which grow increasingly bizarre, with victims covered in rashes and found in deranged, violent states—involves his young daughter Hyo-jin (Kim Hwan-hee).—
Travis Bean,
Forbes.com,
13 Sep. 2025
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Paxton’s interest in Paul’s plight was bizarre, obsessive and so far beyond normal operations at the attorney general’s office that the agency’s top officials struggled to convey their concerns during the hourslong meeting with two FBI agents.—
Kimberly Ross,
The Washington Examiner,
12 Sep. 2025
Adjective
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Years later narratives about colonization or slavery or the crazy suffragettes always centre on the light and the justice these people fought for.—
Sara Stridsberg
September 15,
Literary Hub,
15 Sep. 2025
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Oh, and that rookie receiver with the two crazy catches?—
Christian Romo,
Freep.com,
15 Sep. 2025
Adjective
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Ceramic parts are known for their resilience in extreme environments.—
Neetika Walter,
Interesting Engineering,
18 Sep. 2025
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With Kennedy at the helm of HHS, major medical organizations have expressed extreme alarm about restrictions to COVID-19 vaccines that have already taken place and warned of potential further restrictions to routine childhood vaccines.—
Sony Salzman,
ABC News,
17 Sep. 2025
Cite this Entry
“Insane.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insane. Accessed 20 Sep. 2025.
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