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
Synonyms & Similar Words
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
One expert, however, testified for prosecutors that the defendant was malingering, or exaggerating his psychiatric issues and was not legally insane at the time.
—
City News Service, Oc Register, 21 Mar. 2026
The Oscar-winning actor, who recently created a TikTok account to spotlight his Indoor Garden Party songs and insane watch collection, flexed the indie watchmaker’s newest release in three videos on the social media platform this week.
—Rachel Cormack, Robb Report, 20 Mar. 2026
An optimist and networker with Harpo Marx hair, he was inducted into the Internet Hall of Fame in 2023 for helping invent the HTTPS encryption system and was among the first to take AI seriously, back when AI seemed even more insane.
—Joe Hagan, Vanity Fair, 18 Mar. 2026
And most people look around at a party and say that person's clinically insane.
—Landon Mion, FOXNews.com, 18 Mar. 2026
See All Example Sentences for insane
City News Service, Oc Register, 21 Mar. 2026
The Oscar-winning actor, who recently created a TikTok account to spotlight his Indoor Garden Party songs and insane watch collection, flexed the indie watchmaker’s newest release in three videos on the social media platform this week.
—Rachel Cormack, Robb Report, 20 Mar. 2026
An optimist and networker with Harpo Marx hair, he was inducted into the Internet Hall of Fame in 2023 for helping invent the HTTPS encryption system and was among the first to take AI seriously, back when AI seemed even more insane.
—Joe Hagan, Vanity Fair, 18 Mar. 2026
And most people look around at a party and say that person's clinically insane.
—Landon Mion, FOXNews.com, 18 Mar. 2026
See All Example Sentences for insane
Recent Examples of Synonyms for insane
Adjective
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Some celebrities have gotten mad at him about the interactions, and some of them laugh about it with him.—
Kansas City Star,
Kansas City Star,
29 Mar. 2026
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Us senior surfers need to stick together to hold off the hordes of nasty agro kidbots that are violently intent on world domination and the spread of nuclear surf rabies and mad Red Bull disease.—
Corky Carroll,
Oc Register,
28 Mar. 2026
Adjective
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Which is an absurd list of options for a kid who barely played high school ball.—
Dana O’Neil,
CNN Money,
27 Mar. 2026
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The question of whether California should abolish property taxes almost seems absurd.—
Jon Coupal,
Oc Register,
27 Mar. 2026
Adjective
-
The American people are not stupid and will not accept more failure theater from Republicans in Congress.—
Lauren Green,
The Washington Examiner,
25 Mar. 2026
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The American people are not stupid and will not accept more failure theater from Republicans in Congress.—
Justin Papp,
CNBC,
24 Mar. 2026
Adjective
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Illinois Senate President Don Harmon should pass legislation granting the Illinois Department of Insurance the power to reject excessive rate hikes by insurance companies regarding homeowners’ insurance rates.—
Willie Wilson,
Chicago Tribune,
26 Mar. 2026
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The National Park Service warns that excessive saltwater intrusion can weaken the trees over time, and in some cases, eventually kill them.—
Dan Peck,
ABC News,
26 Mar. 2026
Adjective
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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
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The goggles, the GPS address and the laptop — all of it was strong evidence supporting the bizarre story Denise and Aaron had been telling all along.—
Lauren Clark,
CBS News,
29 Mar. 2026
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His YouTube page, once an online venue for his songs, was more recently dedicated to paranoid rants about his family members, some centering on his relationship with his grandfather, and others where Valdez displayed bizarre behavior like imitating Nazi soldiers.—
Nate Gartrell,
Mercury News,
29 Mar. 2026
Adjective
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This has encouraged comedian Noah Gardenswartz to launch a weekly comedy series tracking the craziest elements of this new trend.—
Peter White,
Deadline,
23 Mar. 2026
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That realization led me to take the crazy (for me) step of telling you about this release.—
Andrew Freedman,
CNN Money,
23 Mar. 2026
Adjective
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In 2024, Governor Ron DeSantis signed legislation that prohibits cities and counties from creating their own heat exposure protections for outdoor workers—a move critics say limits local efforts to address extreme working conditions.—
Ivan Taylor,
CBS News,
25 Mar. 2026
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The technology is aimed primarily at reducing the extreme physical strain experienced by artillery crews.—
Kaif Shaikh,
Interesting Engineering,
24 Mar. 2026
Cite this Entry
“Insane.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insane. Accessed 31 Mar. 2026.
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