FALSENESS Synonyms: 76 Similar and Opposite Words

falseness

noun

Definition of falseness

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

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

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

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Antonyms & Near Antonyms

Example Sentences

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.

Recent Examples of falseness The falseness of the medium, though, jibed with the falseness of most attempts, throughout American history, to make sense of this enormous, strange man. — Christopher Hooks, Harpers Magazine, 23 June 2026

Recent Examples of Synonyms for falseness

Noun

Decades later, the first couple of rock and roll briefly split in 2016 after rumors of infidelity, but reconciled shortly thereafter.

— Grace Gavilanes, PEOPLE, 20 Aug. 2026
Gripped by a paralyzing fear for the fate of her future children, Naama returns to the same monument where the infidelity took place; there, her parents appear before her.

— Katie Campione, Deadline, 4 Aug. 2026

Definition of infidelity

Noun

The extremely soapy, enjoyably satirical true-life drama chronicles love, rampant betrayal and a brazen murder plot through three decades of the iconic Gucci fashion house.

— Brian Truitt, USA Today, 28 Aug. 2026
That act of literary betrayal—the source of Kiyosaki’s fame and much of his wealth—is the enduring mystery of his life.

— Christopher Cox, Vanity Fair, 26 Aug. 2026

Definition of betrayal

Noun

Prevention of fraud, deception and public accountability are reasons given for this suggestion.

— Chicago Tribune, Chicago Tribune, 24 Aug. 2026
As the investigation unfolded, what initially appeared to be a daring ransom scheme evolved into a complex story of obsession, deception, and unexpected motives.

— Andreas Wiseman, Deadline, 21 Aug. 2026

Definition of deception

Noun

Leontes, the king of Sicilia, has baselessly accused his wife, Hermione, of adultery, and the consequences have been dire.

— Sara Holdren, Vulture, 12 Aug. 2026
Her adultery story initially evokes the imprisoned girl’s compensatory reveries, but over time its focus shifts.

— Katy Waldman, New Yorker, 3 Aug. 2026

Definition of adultery

Noun

For his treachery in conspiring with Gwayne, Daemon claims Corlys as his own prisoner.

— Amanda Whiting, Vulture, 10 Aug. 2026
Guides spoke of the monthlong siege that ended only because of the treachery of a local noble who turned on the sultan and allowed British troops to scale the walls.

— Ishaan Tharoor, New Yorker, 2 July 2026

Definition of treachery

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
Beyond the deceptiveness of the narrow material view, spiritual light and hope are always present to be found and felt.

— Sue Brightman, Christian Science Monitor, 3 Jan. 2025

Definition of deceptiveness

Noun

Platner, indeed, has boiled down nearly all political problems to the perfidy of sinister oligarchs.

— Jonathan Chait, The Atlantic, 6 July 2026
If the landing had been faked, the Soviets would have figured it out and would have loved to reveal to the world America’s perfidy.

— Encyclopedia Britannica, Encyclopedia Britannica, 14 May 2026

Definition of perfidy

Noun

Turn on any cable news network, and the national political landscape can look like a toxic wasteland, defined by vitriol, outrage, even allegations of treason.

— Jeffrey Sonnenfeld, Hartford Courant, 13 Aug. 2026
The messenger, French emigré Charles Darnay (Civil) is arrested for treason.

— Etan Vlessing, HollywoodReporter, 12 Aug. 2026

Definition of treason

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falsely

falseness

falsification

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“Falseness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/falseness. Accessed 1 Sep. 2026.

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Synonyms of falseness

noun

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