1
as in insanity
lack of good sense or judgment
the foolishness of going off to search for the fountain of youth
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Antonyms & Near Antonyms
2
as in nonsense
language, behavior, or ideas that are absurd and contrary to good sense
couldn't listen to another second of their foolishness, so I told them to be quiet
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Antonyms & Near Antonyms
3
as in stupidness
the quality or state of lacking intelligence or quickness of mind
you didn't fail the test because of any innate foolishness but because of a lack of preparation
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of foolishness
The captain of the boat Zoë and Sarah came on watches them from afar, shaking his head at English foolishness.
—
Rafaela Bassili, Vulture, 3 Dec. 2025
For this exercise in bravery – foolishness might be the better word – we were rewarded with a few small perch in about four hours of fishing.
—Brad Dokken, Twin Cities, 22 Nov. 2025
Advertisement With apt timing, manner, and physicality, DiCaprio translates Bob’s foolishness into a dazzling comedic show.
—Robert Daniels, Time, 10 Oct. 2025
Yet for all of his stoned foolishness, Bob has clearly imparted a real distrust of authority to his kid.
—David Sims, The Atlantic, 18 Sep. 2025
See All Example Sentences for foolishness
Rafaela Bassili, Vulture, 3 Dec. 2025
For this exercise in bravery – foolishness might be the better word – we were rewarded with a few small perch in about four hours of fishing.
—Brad Dokken, Twin Cities, 22 Nov. 2025
Advertisement With apt timing, manner, and physicality, DiCaprio translates Bob’s foolishness into a dazzling comedic show.
—Robert Daniels, Time, 10 Oct. 2025
Yet for all of his stoned foolishness, Bob has clearly imparted a real distrust of authority to his kid.
—David Sims, The Atlantic, 18 Sep. 2025
See All Example Sentences for foolishness
Recent Examples of Synonyms for foolishness
Noun
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The assassination attempt failed — and Hinckley was arrested, tried and found not guilty by reason of insanity in 1982.—
Kelsie Cairns,
FOXNews.com,
29 Apr. 2026
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His acquittal, which led to a public outcry, had an impact on the federal insanity defense — leading to a shift in the burden of proof.—
Katrina Kaufman,
CBS News,
28 Apr. 2026
Noun
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The mother had died of tuberculosis the previous year and there were no siblings, which was a tremendous benefit in my mother’s eyes—no one to fill her ears with nonsense.—
Literary Hub,
Literary Hub,
24 Apr. 2026
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After the usual avalanche of draft-week nonsense, and enough misinformation to fog up half the league, the noise gives way to the decisions.—
Eddie Brown,
San Diego Union-Tribune,
23 Apr. 2026
Noun
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The priests argued that madness was a punishment from the gods and that healing came through repentance, along with sacrifices that helped maintain the temple’s operations.—
Literary Hub,
Literary Hub,
28 Apr. 2026
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The final round of fixtures on Saturday is going to be madness.—
Phil Hay,
New York Times,
27 Apr. 2026
Noun
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That men like Mark Zuckerberg and Elon Musk are entrusted with businesses of tectonic influence can be difficult to understand, but their cults of personality have been able to survive scrutiny, perhaps because the money itself is too imposing a firewall for their own stupidity to penetrate.—
Scott Tobias,
Vulture,
19 Apr. 2026
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Eric Swalwell, a prominent Democratic House member and a front-runner in the race for California governor, had his political career blown up by allegations of degeneracy and abject stupidity.—
Michelle Cottle,
Mercury News,
16 Apr. 2026
Noun
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Hillsides covered in fuel The hills surrounding Concepción, Penco and Lirquén appear deep green from the air, carpeted in trees, and in the thickness of these forests lies an insidious risk.—
Stefano Pozzebon,
CNN Money,
26 Apr. 2026
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MacRumors thinks this could end up reducing the thickness of the iPhone’s display stack while improving brightness and minimizing power use.—
Will McCurdy,
PC Magazine,
25 Apr. 2026
Noun
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This was the most straightforward, efficient episode of the season, pleasurable in its simplicity, with only one gimmick (the to-go orders) that barely made a difference to the episode’s outcome.—
Roxana Hadadi,
Vulture,
28 Apr. 2026
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That simplicity is an advantage that baseball has over hockey, where everything moves so much faster and the plays don’t happen in discrete chunks.—
Sean McIndoe,
New York Times,
24 Apr. 2026
Noun
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Commentors, of course, had a mixed bag of reactions, ranging from arguing that Kelce is the Duchess of Delco to criticizing the governor's silliness.—
Kaitlyn McCormick,
USA Today,
28 Apr. 2026
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Yet there’s wisdom amid the silliness, as the story gently makes a case for the necessity of grief, mindfulness and mortal awareness, even in a life otherwise unburdened by adult human responsibility.—
Guy Lodge,
Variety,
27 Apr. 2026
Noun
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Unlike its sibling concepts of dumbness and idiocy, stupidity isn’t really a personality trait.—
Jonny Thomson,
Big Think,
11 Feb. 2026
-
Compare that to punk rock, which used dumbness as a tactic.—
Arkansas Online,
Arkansas Online,
14 Aug. 2025
Cite this Entry
“Foolishness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/foolishness. Accessed 1 May. 2026.
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