as in stupidity
the quality or state of lacking intelligence or quickness of mind
I'm not sure if he leaves his front door unlocked from carelessness or just plain stupidness
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for stupidness
Noun
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Any who show up are declaring their indelible stupidity and misogyny.—
Gil Kaufman,
Billboard,
24 Feb. 2026 -
As to the famous fine line between stupid and clever, the stupidity and the cleverness are all but inextricable, and to the point.—
Television Critic,
Los Angeles Times,
20 Feb. 2026
Noun
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Project Silica writes data in hundreds of layers throughout the entire 2-mm thickness of the glass.—
New Atlas,
New Atlas,
21 Feb. 2026
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With a nice thickness that didn't run all over the plate, and a balanced sweetness with strong maple flavors, our editors thought this would be an ideal pancake syrup.—
Melinda Salchert,
Southern Living,
20 Feb. 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
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Compare that to punk rock, which used dumbness as a tactic.—
Arkansas Online,
Arkansas Online,
14 Aug. 2025
Noun
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That slowness also applies to the mail itself.—
Shelley Jones,
Chicago Tribune,
25 Feb. 2026
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But the composer Huang Ruo knows that this slowness can also offer opportunity for pause, reflection, and escape.—
Brian Seibert,
New Yorker,
6 Feb. 2026
Noun
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There was no foolishness tolerated from him and, of course, Magic, his lieutenant.—
Broderick Turner,
Los Angeles Times,
22 Feb. 2026
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Don’t be afraid of the foolishness.—
Selome Hailu,
Variety,
21 Feb. 2026
Noun
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Common options include retinol or retinaldehyde for fine lines and texture, and alpha hydroxy acids, used sparingly, for dullness.—
Allison Palmer
Updated February 25,
Miami Herald,
25 Feb. 2026
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Today, that same intentional approach extends to a wide range of products addressing nearly every hair concern, from dryness and breakage to dullness.—
Kieaundria Bellamy,
InStyle,
21 Feb. 2026
Noun
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There’s the White House and its malicious megaphone of mindlessness; the generative AI advocates and their pushy, pathetic ploys; the Major League Baseball owners and their dedication to self-destruction.—
Ben Travers,
IndieWire,
20 Feb. 2026
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The show’s real villain is mindlessness, in other words.—
Shirley Li,
The Atlantic,
5 Feb. 2026
Noun
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Reiner’s lawyers may plead insanity as part of his defense in connection with a long history of drug use and other mental health disorders.—
Brian Welk,
IndieWire,
23 Feb. 2026
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Los Angeles entertainment and trial lawyer Tre Lovell tells USA TODAY that Reiner will likely plead not guilty by reason of insanity.—
Anna Kaufman,
USA Today,
23 Feb. 2026
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Cite this Entry
“Stupidness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/stupidness. Accessed 2 Mar. 2026.
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