1
as in lie
a statement known by its maker to be untrue and made in order to deceive
highly fictionalized "memoirs" in which the facts were few and the mendacities many
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Antonyms & Near Antonyms
2
as in deceit
the tendency to tell lies
you need to overcome this deplorable mendacity, or no one will ever believe anything you say
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Example Sentences
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Recent Examples of mendacity
The answer from liberal institutions revealed to be complicit in large-scale violence and mendacity should still be a firm no.
—
Sean Williams, Harpers Magazine, 27 Jan. 2026
But the high-water mark of Mr. Trump’s mendacity was his ponderous assertion that Maduro’s removal was necessary because his election was plagued by voter fraud and illegitimacy.
—Bruce Fein, Baltimore Sun, 4 Jan. 2026
But widespread disgust with the mayor’s mendacity and the connivance of eight City Council members is changing the political landscape.
—U T Readers, San Diego Union-Tribune, 2 Dec. 2025
Viewed from an especially merciless or purgatorial angle, certain strands of my life are little more than histories of lo-fi mendacity.
—James Parker, The Atlantic, 28 Oct. 2025
See All Example Sentences for mendacity
Sean Williams, Harpers Magazine, 27 Jan. 2026
But the high-water mark of Mr. Trump’s mendacity was his ponderous assertion that Maduro’s removal was necessary because his election was plagued by voter fraud and illegitimacy.
—Bruce Fein, Baltimore Sun, 4 Jan. 2026
But widespread disgust with the mayor’s mendacity and the connivance of eight City Council members is changing the political landscape.
—U T Readers, San Diego Union-Tribune, 2 Dec. 2025
Viewed from an especially merciless or purgatorial angle, certain strands of my life are little more than histories of lo-fi mendacity.
—James Parker, The Atlantic, 28 Oct. 2025
See All Example Sentences for mendacity
Recent Examples of Synonyms for mendacity
Noun
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Indeed, a dying wish and a cryptic clue lead the unlikely duo on a journey full of twists and turns, bad choices, awkward conversations, lies, fights, mystery, betrayal, and a dangerous killer.—
Georg Szalai,
HollywoodReporter,
1 June 2026
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In 30 seconds, lies are on your pocket phone.—
Stephen Sorace,
FOXNews.com,
31 May 2026
Noun
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The shows tackle stories about murder, deceit, grief, familial estrangement, presidential assassinations, and complex mental health diagnoses — and all have found captive audiences on the streamer over the last year.—
Katie Campione,
Deadline,
28 May 2026
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In each new place, Charlie pretends to be Layla, hoping to ensnare an unsuspecting Stanley into his web of deceit.—
Nicole Briese,
PEOPLE,
28 May 2026
Noun
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There is a little more to it, as the tale of the boy from Yonkers has some of the same up-and-down flair of the Knicks and Mets during his Hall of Fame career.—
Andrew Marchand,
New York Times,
29 May 2026
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And hey, if this movie racks up the views, perhaps the next tale will make it to theaters, with bigger co-stars to boot.—
Mark Meszoros,
Twin Cities,
29 May 2026
Noun
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Antisocial personality includes a persistent pattern of traits such as callousness, lack of concern, deceitfulness, and irresponsibility, Ryan said.—
Harriet Ramos,
Fort Worth Star-Telegram,
29 Apr. 2026
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Perfidy — from the French perfidie via the Latin perfidia — means deceitfulness, treachery or a breach of faith or promise.—
Harmeet Kaur,
CNN Money,
21 Jan. 2026
Noun
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Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content.—
Tim Stelloh,
NBC news,
30 May 2026
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This two-story house has three bedrooms and four bathrooms.—
Bay Area Home Report,
Mercury News,
30 May 2026
Cite this Entry
“Mendacity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mendacity. Accessed 8 Jun. 2026.
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