as in foolish
showing or marked by a lack of good sense or judgment
a crackpot scheme to get rich quick
Synonyms & Similar Words
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Antonyms & Near Antonyms
as in eccentric
a person of odd or whimsical habits
everyone is tolerant of the town crackpot, a man who never hurt anyone
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of crackpot
Literary Hub, 7 Oct. 2025
Gregory Barber, Quanta Magazine, 15 Sep. 2025
Dawn rambles on, issuing crackpot theories in the background.
—Madison Bloom, Pitchfork, 17 July 2025
See All Example Sentences for crackpot
Adjective
The hyperactive news cycle demands everyone create some kind of schema for figuring out what’s going on, and our era is typified with crackpot right-wing conspiracies that fill that void.
—Noun
Most researchers considered that a crackpot theory.
—Recent Examples of Synonyms for crackpot
Adjective
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To do a lot less foolish, thoughtless, stupid, idiotic things.—
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No one should be defending activists who engage in the most foolish and dangerous actions!—
Noun
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Also, Joan Cusack plays an infamous local eccentric, and a fictional pop star shows up!—
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The logger and railsplitter occasionally encounters American eccentrics, like a chatty drifter prone to sporting bible verses and an old coot of a demolitions expert with a philosophical bent.—
Adjective
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In tribute to Michael Keane’s hair-pulling on Wednesday, Cerys Jones picked through the stupidest dismissals in Premier League history.—
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To do a lot less foolish, thoughtless, stupid, idiotic things.—
Noun
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Gyles Brandreth, broadcaster, former MP and friend to Christopher Robin Milne, opened up about the man behind the character while chatting with Joe Sibilia on Nostalgia Tonight.—
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That idea of shiny surfaces is key to Cathy’s character and costumes.—
Adjective
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To say the road to the Super Bowl goes through Jacksonville sounds silly in the NFL’s grand scheme, but for a talented and decorated Bills group that never has won there, that’s the first stop on the quest.—
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Citing the Monroe Doctrine is silly.—
Noun
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This wacko crew was one of the greatest things in the history of television.—
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His search takes him to a wacko cult in the desert run by a scamster, and that of course puts the sheriff in deadly danger.—
Adjective
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Or why roads and other critical infrastructure projects now take untold years and insane amounts of money to complete, and by the time they are finally opened are already rendered all but obsolete?—
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In this abjectly insane political environment that Minnesotans have created for themselves, the federal agent has about as much chance of a fair trial as the Vikings have of winning this year’s Super Bowl, which is to say, none.—
Noun
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What so many of these talking heads have in common—legitimate experts, well-meaning journalists, and kooks alike—is how costly their recommendations are.—
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The kooks of that age believed that Iran-Contra was only just an inkling of the secret government behind the scenes that was preparing to herd Americans into prison camps.—
Cite this Entry
“Crackpot.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/crackpot. Accessed 13 Jan. 2026.
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