1
as in psychotic
having or showing a very abnormal or sick state of mind
he had a lunatic obsession with personal hygiene
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in stupid
showing or marked by a lack of good sense or judgment
such lunatic clowning during a solemn ceremony is completely inappropriate
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Antonyms & Near Antonyms
1
as in psychopath
a person having or showing a severely disordered or abnormal state of mind
he was raving like a lunatic
Synonyms & Similar Words
2
as in fool
a person who lacks good sense or judgment
no, you can't ski off the roof, you lunatic!
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of lunatic
Erik Wemple, Washington Post, 19 July 2022
Meanwhile, mom Linda (John Roberts) cheerleads with lunatic optimism.
—Amy Nicholson, Variety, 23 May 2022
Having long since given up on reigning in the enormous lunatic wing of their party, Republican leaders had, particularly after the rise of Donald Trump, began actively catering to it.
—Alex Shephard, The New Republic, 20 Apr. 2022
The point of such a response would be to portray the Democrats as the reasonable party upholding moderation and decency in the face of a lunatic assault on the rights and freedoms of the female half of the population.
—Damon Linker, The Week, 1 Apr. 2022
See All Example Sentences for lunatic
Adjective
There’s no malice involved in lunatic-appeasement, however.
—Recent Examples of Synonyms for lunatic
Adjective
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The counselor also told police Trotman had had a previous psychotic break in which he was found wandering the woods.—
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Lewis prescribed Price anti-psychotic medication after a mental health referral Sept. 1.—
Adjective
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The premise itself is both deeply stupid and incredibly clever (the sweet spot, really).—
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Some of the replies were the usual stupid snark on social media from people who thrive on being negative.—
Noun
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How did the character of Joel—who is not a straightforward psychopath, if there is such a thing—come to you?—
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As 40,000 acres burn, animals are incinerated alive and the human death toll rises, only a psychopath would look for advantage.—
Noun
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Both arenas are designed around performers, sometimes made to look the fool and other times a noble voice of the people, but where one lands always depends on the moment in which a joke or plea is delivered.—
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Don’t let the shiny patent black leather fool you, though.—
Adjective
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Your voice is insane.—
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The Republican and right-wing reaction is just insane.—
Adjective
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Miami would be foolish to hold onto him as the team still looks to be multiple years away from contending for a postseason berth.—
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Today’s Wordle Etymology The word madly comes from mad (meaning insane, foolish, or intense in emotion) + -ly, a suffix used to form adverbs.—
Noun
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Bex and her team spend each episode tracking down homicidal maniacs.—
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YouTube videos may offer sentimental types and younger curiosity seekers a means to luxuriate in the Old Way of Doing Things, but only a maniac would truly want to go back to that era.—
Noun
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In a preview clip exclusive to Entertainment Weekly, Maddie and Josh (Bryan Safi) take a call that leads police sergeant Athena (Angela Bassett) on a wild goose chase.—
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Tweet of the week: 1 Tweet of the week: 2 A wild goose chase What are the most common reasons for a football match being postponed?—
Cite this Entry
“Lunatic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lunatic. Accessed 27 Feb. 2025.
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