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
Relevance
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
-
With whom, by whom, and thanks to whom is of no significance to him whatsoever, so it can hardly be considered infidelity.—
Agnieszka Szpila,
Harpers Magazine,
24 Mar. 2026 -
Fans were outraged when rumors of infidelity on the Irish actor’s part began to circulate.—
Fleurine Tideman,
Glamour,
23 Mar. 2026
Noun
-
Mamdani received intense backlash over the appeal from advocacy groups, who branded the flip-flop a betrayal.—
Josephine Stratman,
New York Daily News,
25 Mar. 2026
-
As the consequences of that initial act spread through the household, the story develops through status, bloodline and resentment, building into a period drama centered on betrayal, ambition and the struggle for position within the family.—
Emiliano de Pablos,
Variety,
24 Mar. 2026
Noun
-
As with Lavrov, Taras’ journey out was perilous, involving some deception and a huge amount of courage.—
Ivana Kottasová,
CNN Money,
22 Mar. 2026
-
So, while Massachusetts was accusing Exxon of climate deception, the state was also fighting a records request that exposed its own failure to comply with one of its own climate rules.—
Paul Diego Craney,
Boston Herald,
22 Mar. 2026
Noun
-
The Bible teaches that lying, stealing, adultery and coveting your neighbor’s property are sins.—
Sun Sentinel Editorial Board,
Sun Sentinel,
16 Mar. 2026
-
The facile novelty of adultery is its own mask, a sexy way of dressing up a deep, frightened longing for security.—
Sara Holdren,
Vulture,
6 Mar. 2026
Noun
-
Undocumented immigrants venture from Mexico, often underestimating of the treachery of the landscape.—
Shi En Kim,
AZCentral.com,
26 Mar. 2026
-
Jonathan Cute kept probing the murky realms between tourism and treachery.—
Adam Ciralsky,
Vanity Fair,
19 Mar. 2026
Noun
-
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
-
Any time there is a crisis in Iran, the 1953 British-American coup against Prime Minister Mohammad Mossadegh is dusted off as Exhibit A in the case against Western perfidy.—
Bobby Ghosh,
Time,
5 Mar. 2026
-
But the mayor’s dramatic tale of his predecessor’s fiscal fiddling was designed with a clear political agenda in mind: both to underline the magnitude of the problem and to identify the villains responsible for this perfidy.—
Washington Post,
Washington Post,
29 Jan. 2026
Noun
-
After being tricked by Scarpia, Cavaradossi is hanged for treason.—
Courtney Lewis,
Florida Times-Union,
28 Mar. 2026
-
Other montage highlights and lowlights include Margo Madison being found guilty of treason and Samantha Massey being convicted of conspiracy to violate the M-7 charter.—
Sophie Brookover,
Vulture,
27 Mar. 2026
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Cite this Entry
“Falseness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/falseness. Accessed 1 Apr. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
