as in foolish
showing or marked by a lack of good sense or judgment
such lunatic clowning during a solemn ceremony is completely inappropriate
Synonyms & Similar Words
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Antonyms & Near Antonyms
as in fool
a person who lacks good sense or judgment
No, you can't ski off the roof, you lunatic!
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of lunatic
K. Thor Jensen, PCMAG, 20 Oct. 2022
One small exchange, one ship sunk for another, would become a lunatic conflagration.
—Ian McEwan, The New Yorker, 1 Aug. 2022
Devon Ivie, Vulture, 27 Aug. 2025
See All Example Sentences for lunatic
Adjective
In an idyllic cabin in the woods, a deaf author named Maddie is trying out new recipes, avoiding her ex-boyfriend's phone calls, and trying to combat writer's block, all while a crazed lunatic waits to strike.
—K. Thor Jensen, PCMAG, 20 Oct. 2022
One small exchange, one ship sunk for another, would become a lunatic conflagration.
—Ian McEwan, The New Yorker, 1 Aug. 2022
Noun
So here’s this lunatic with a crew cut.
—Devon Ivie, Vulture, 27 Aug. 2025
See All Example Sentences for lunatic
Recent Examples of Synonyms for lunatic
Adjective
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Grace can be a frustrating protagonist, making foolish, self-sabotaging decisions in pursuit of fleeting pleasure and conditional approval from guys who, frankly, aren’t worth her time.—
Katie Rife,
IndieWire,
4 Sep. 2025
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Placing stock in anything but winning might be foolish, especially given the nature of how the Steelers quarterback operates.—
James Brizuela,
MSNBC Newsweek,
3 Sep. 2025
Noun
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Where that show’s boss (played by Steve Carell) was a bit of an inappropriate fool, Gleeson’s character is more idealistic.—
Michael Schneider,
Variety,
4 Sep. 2025
-
These jokers in Indianapolis acting the fool.—
Chris Sims,
IndyStar,
27 Aug. 2025
Adjective
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The recent rash of CEOs Gone Wild is arguably even stupider than commonplace fraud, and a troubling sign that there continues to be a slippery slope of accountability for C-Suite leadership.—
Ian Chaffee,
Fortune,
5 Sep. 2025
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The accounts team logs in right on time, and the stupid dance of platitudes that precedes every meeting at every company around the world begins.—
Literary Hub,
Literary Hub,
5 Sep. 2025
Noun
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Sure enough, the quiet is shattered when a new villain rolls into town in the form of Dante Reyes (Jason Momoa), a chaotic, fashion-forward maniac with a personal vendetta and a flair for over-the-top drama.—
EW.com,
EW.com,
24 Aug. 2025
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Produced by Latefox Pictures, High Rise Studio, and Chrono Visor Images, Death Cycle follows a woman grieving the death of her sister, who is visited by a man investigating a series of brutal murders committed by a motorcycle maniac.—
Melanie Goodfellow,
Deadline,
6 Aug. 2025
Adjective
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However, this particular squadron has a habit of driving their Handlers mad, as its leader, Shin, is known as the Undertaker.—
Ollie Barder,
Forbes.com,
1 Sep. 2025
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Meanwhile, Isaac, playing mad scientist Viktor Frankenstein, re-emerges after a three-year film absence, reminding Hollywood to put this guy in more movies.—
Clayton Davis,
Variety,
1 Sep. 2025
Adjective
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Many kids find repeating these phrases satisfying, or silly, or just plain fun to say, Estevez says.—
Wendy Wisner,
Parents,
8 Sep. 2025
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There are no silly games being played.—
Anna Kaufman,
USA Today,
8 Sep. 2025
Noun
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Made from the fatty liver of a duck or goose, most foie gras production faces accusations of force-feeding the animals.—
Meredith Kile,
People.com,
1 Sep. 2025
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The short’s synopsis reads: After the death of her husband, Janet decides to distract herself by rearing a goose, which is to be the centrepiece of her Christmas dinner.—
Zac Ntim,
Deadline,
20 Aug. 2025
Adjective
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These charges are absurd and unjust.—
David Goodhue,
Miami Herald,
3 Sep. 2025
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The content is absurd, borderline uncomfortable and consistently viral.—
Leeron Walter,
Forbes.com,
3 Sep. 2025
Cite this Entry
“Lunatic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lunatic. Accessed 9 Sep. 2025.
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