1
as in infidelity
lack of faithfulness especially to one's husband or wife
so that their love would never know a moment of falseness, Thomas Jefferson promised his dying wife that he would never remarry
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in betrayal
the act or fact of violating the trust or confidence of another
she could not believe that her so-called best friend could ever be guilty of such falseness
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in deception
the quality or state of being false
the falseness of your reasoning is so blatant that it's no wonder you reached that absurd conclusion
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for falseness
Noun
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One of the more memorable moments between the two was the reveal of Cooke's infidelity during the premiere of season 3, which aired in March 2019.—
Mekishana Pierre,
Entertainment Weekly,
20 Jan. 2026 -
Kristy alleged infidelity as the reason for the pair’s split, per court records previously obtained by PEOPLE.—
Luke Chinman,
PEOPLE,
19 Jan. 2026
Noun
-
Power and crime spark betrayal, forcing him to choose loyalty or survival.—
Marta Balaga,
Variety,
15 Jan. 2026
-
Pic follows the relentless greed of the Fairbank family and their associates who fuel betrayal and murder in the battle for succession.—
Anthony D'Alessandro,
Deadline,
14 Jan. 2026
Noun
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Morgan added that this level of deception would make sense for someone trying to throw people off, like investigators or a potential lawsuit.—
Adam Sabes,
FOXNews.com,
20 Jan. 2026
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Consumer protection law isn’t meant to shield people from every assumption a brand name might invite, but from genuine deception on which a reasonable buyer would rely.—
The Editorial Board,
Chicago Tribune,
15 Jan. 2026
Noun
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The book presents itself as a comic take on the classic adultery novel and a send-up of a narrow, self-conscious group of downwardly mobile New Yorkers.—
Literary Hub,
Literary Hub,
8 Jan. 2026
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The initial batch of documents showed that Angela Paxton sought the divorce on the grounds that Ken Paxton had committed adultery, but included no additional details.—
S.E. Jenkins,
CBS News,
19 Dec. 2025
Noun
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With season 4 rapidly approaching, now's the time to prepare for the treachery to come.—
Randall Colburn,
Entertainment Weekly,
22 Dec. 2025
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Instead of being killed, Ashur takes Spartacus’ life and is consequently rewarded for his treachery by the Roman Empire.—
Aramide Tinubu,
Variety,
1 Dec. 2025
Noun
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Of course, the retort is that this would be irritating and exasperating to be continually deluged with alerts about AI deceptiveness.—
Lance Eliot,
Forbes.com,
24 Aug. 2025
Noun
-
Ever since, the president and his closest allies haven’t stopped trying to repackage the perfidy as patriotism.—
Bloomberg Opinion,
Twin Cities,
27 Nov. 2025
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The ignorance, the hubris, the lies, the perfidy.—
Wesley Stenzel,
Entertainment Weekly,
31 Oct. 2025
Noun
-
Rumors of treason, incompetence and betrayal swirled.—
Antonio María Delgado,
Miami Herald,
8 Jan. 2026
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His Administration has also accused political rivals, including Democratic lawmakers and former President Barack Obama, of sedition and treason.—
Chad de Guzman,
Time,
10 Dec. 2025
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Cite this Entry
“Falseness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/falseness. Accessed 23 Jan. 2026.
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