1
as in infidelity
lack of faithfulness especially to one's husband or wife
a wife who was long inured to the chronic inconstancy of her husband
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in fluctuation
the frequent and usually sudden passing from one condition to another
the inconstancy of public opinion is such that today's hero may be tomorrow's punching bag
Synonyms & Similar Words
Example Sentences
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Recent Examples of inconstancy
Scientific and engineering advances don't do well in the face of such wild swings and inconstancy.
—
Eric Berger, ArsTechnica, 18 Aug. 2025
Europeans, awakened to the danger of American inconstancy, are scrambling to spend trillions more on defense in coming years.
—Adam Rasmi, Time, 20 June 2025
Years of naval inconstancy with repair work drove Vigor Industrial—a once vibrant and growing maritime conglomerate—into the welcoming arms of hedge funds, which wasted no time in striping the company of value.
—Craig Hooper, Forbes, 20 Feb. 2024
Here, Calabazas appears to be holding a toy windmill in one hand and, in the other, a miniature portrait of a woman, perhaps intended by Velázquez as a commentary on the inconstancy of love.
—Washington Post, 22 Feb. 2023
Due to his inconstancy and Angie’s growing attachment, their flimsy relationship operated on a timescale of eras coalescing into matters of historical record.
—Hannah Gold, Harper’s Magazine , 26 Oct. 2022
But, in the hands of the Fleet Foxes, the pastoral feels less like a particular zone in time and more like a space in which to parse ideas of self-reliance, the inconstancy of love, the pain of intimacy, the fear of loss, the sting of betrayal, and the strange but urgent project of hope.
—Brandon Taylor, The New Yorker, 17 Oct. 2022
Over the past 20 years, the United States has undermined its own global leadership by inconstancy.
—Damon Linker, The Week, 9 June 2021
Eric Berger, ArsTechnica, 18 Aug. 2025
Europeans, awakened to the danger of American inconstancy, are scrambling to spend trillions more on defense in coming years.
—Adam Rasmi, Time, 20 June 2025
Years of naval inconstancy with repair work drove Vigor Industrial—a once vibrant and growing maritime conglomerate—into the welcoming arms of hedge funds, which wasted no time in striping the company of value.
—Craig Hooper, Forbes, 20 Feb. 2024
Here, Calabazas appears to be holding a toy windmill in one hand and, in the other, a miniature portrait of a woman, perhaps intended by Velázquez as a commentary on the inconstancy of love.
—Washington Post, 22 Feb. 2023
Due to his inconstancy and Angie’s growing attachment, their flimsy relationship operated on a timescale of eras coalescing into matters of historical record.
—Hannah Gold, Harper’s Magazine , 26 Oct. 2022
But, in the hands of the Fleet Foxes, the pastoral feels less like a particular zone in time and more like a space in which to parse ideas of self-reliance, the inconstancy of love, the pain of intimacy, the fear of loss, the sting of betrayal, and the strange but urgent project of hope.
—Brandon Taylor, The New Yorker, 17 Oct. 2022
Over the past 20 years, the United States has undermined its own global leadership by inconstancy.
—Damon Linker, The Week, 9 June 2021
Recent Examples of Synonyms for inconstancy
Noun
-
The Grammy winner, 31, who debuted late last month as Zidler in the Tony-winning adaptation of the 2001 musical film, will now be taking her final bow on Friday — less than a week after her post Saturday accusing 36-year-old Thompson of infidelity.—
Jami Ganz,
New York Daily News,
28 Apr. 2026
-
Authorities painted a picture of fights and arguments — including when Ashley accused him of infidelity — that ratcheted up to the killings.—
Meredith Colias-Pete,
Chicago Tribune,
28 Apr. 2026
Noun
-
Natalie Harris, who has owned Houston's Renegade Bridal & Dye Lab for two decades, explained to The Wall Street Journal that weight fluctuations have become nearly impossible to predict since the rise of GLP-1s — which wasn't always the case.—
Desiree Anello,
PEOPLE,
28 Apr. 2026
-
The more fluctuations in temperature, the more the quality will degrade.—
Katie Rosenhouse,
Southern Living,
27 Apr. 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
-
One of the key targets of the NGRST surveys is what are called baryon acoustic oscillations.—
JOHN TIMMER,
ArsTechnica,
23 Apr. 2026
-
That is an oscillation of the Moon, causing parts near the edge of the disc that are often not visible from the Earth to sometimes come into view.—
Ray Petelin,
CBS News,
18 Apr. 2026
Noun
-
The friendship betrayal/love triangle of Ciara Miller, West Wilson, and Amanda Batula is still being dissected through thousands of TikTok and Instagram comments.—
Bethy Squires,
Vulture,
30 Apr. 2026
-
The betrayal of Zambada sparked a vicious battle for control of the Sinaloa cartel that has resulted in thousands of deaths.—
Kate Linthicum,
Los Angeles Times,
30 Apr. 2026
Noun
-
Of the six House members expelled, the first three fought for the Confederacy during the Civil War and were expelled for disloyalty.—
Kevin Freking,
Sun Sentinel,
21 Apr. 2026
-
The first three fought for the Confederacy during the Civil War and were expelled for disloyalty.—
ABC News,
ABC News,
21 Apr. 2026
Noun
-
Years ago, during his first term, Trump was lamenting the perfidy of his first Attorney General, Jeff Sessions, the former Alabama senator.—
Ruth Marcus,
New Yorker,
3 Apr. 2026
-
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
Cite this Entry
“Inconstancy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/inconstancy. Accessed 1 May. 2026.
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