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Synonym Chooser

How does the adjective capricious differ from other similar words?

Some common synonyms of capricious are fickle, inconstant, mercurial, and unstable. While all these words mean "lacking firmness or steadiness (as in purpose or devotion)," capricious suggests motivation by sudden whim or fancy and stresses unpredictability.

an utterly capricious critic

When can fickle be used instead of capricious?

In some situations, the words fickle and capricious are roughly equivalent. However, fickle suggests unreliability because of perverse changeability and incapacity for steadfastness.

performers discover how fickle fans can be

Where would inconstant be a reasonable alternative to capricious?

Although the words inconstant and capricious have much in common, inconstant implies an incapacity for steadiness and an inherent tendency to change.

an inconstant friend

When could mercurial be used to replace capricious?

The meanings of mercurial and capricious largely overlap; however, mercurial implies a rapid changeability in mood.

made anxious by her boss's mercurial temperament

When might unstable be a better fit than capricious?

While the synonyms unstable and capricious are close in meaning, unstable implies an incapacity for remaining in a fixed position or steady course and applies especially to a lack of emotional balance.

too unstable to hold a job

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 capricious But the Chinese have been toughened by prior experience with capricious and authoritarian-minded governments. Peter Hessler, New Yorker, 3 June 2025 Another source of distrust is the college admission process, which is largely seen as opaque and capricious. Mark Robison, San Diego Union-Tribune, 7 May 2025 On these grounds, the courts have consistently held that state waivers imposing work requirements not only fail to promote Medicaid’s objectives but amount to an arbitrary and capricious effort to undermine those objectives. Colin Gordon, The Conversation, 29 May 2025 The suit alleges that the NSF’s actions are illegally arbitrary and capricious and violate federal law on the management and use of federal funding. Howard Blume, Los Angeles Times, 29 May 2025 See All Example Sentences for capricious
Recent Examples of Synonyms for capricious
Adjective
  • Whether or not all these pricing updates are related to tariffs is unclear, but the volatile trade war has brought uncertainty.
    Julian Chokkattu, Wired News, 10 July 2025
  • That matters for investors seeking capital preservation as equity and bond markets remain volatile.
    Artem Milinchuk, Forbes.com, 10 July 2025
Adjective
  • Outfits that once felt aspirational quickly become irrelevant, leaving behind a cycle of impulsive purchases, lukewarm satisfaction, and the constant itch for reinvention.
    Jailynn Taylor, Essence, 8 July 2025
  • Back in 1937, Winfield James, Harry Caldwell and Jimmy Pickard — three impulsive teens from Abilene, just out of high school and trying to avoid summer jobs — paddled a small canoe some 660 miles down the Colorado from Ballinger, Texas, to the Gulf of Mexico.
    Michael Barnes, Austin American Statesman, 2 July 2025
Adjective
  • Unlike cheaper rebounders that can feel stiff or unpredictable, this one stays sturdy and responsive.
    Jordan Galloway, SELF, 15 July 2025
  • Trump criticized the Russian leader, describing Putin as unpredictable.
    Callum Sutherland, Time, 14 July 2025
Adjective
  • Despite his eccentric and theatrical nature, Nagumo proves to be a valuable ally to Sakamoto and his family.
    Allison DeGrushe Published, EW.com, 14 July 2025
  • Perry brought energy, eccentric visuals and a nostalgic dose of pop weirdness.
    Tiffany Acosta, AZCentral.com, 13 July 2025
Adjective
  • Hers is the kind of face that inspires directors to tight framing — gleaming, as if smoothed from marble, and yet somehow pliant, changeful.
    Jordan Kisner Jack Davison, New York Times, 11 Oct. 2022
  • Rigorous, blustery winter; winding sleety spring; hot, moist enervating summer; changeful autumn with its dog-days; these are absolutely unknown.
    San Diego Union-Tribune, San Diego Union-Tribune, 1 Jan. 2023
Adjective
  • While the company claims that garbage pickup is continuing in all affected areas, many residents and businesses report delays and inconsistent service.
    Stepheny Price, FOXNews.com, 14 July 2025
  • Biking advocates worry about inconsistent rules across the suburban landscape.
    Paulina Czupryna, Chicago Tribune, 14 July 2025
Adjective
  • For manufacturers using Odoo, a strategic approach to agentic AI can help prepare for unstable markets, rising costs, shifting customer demands and hostile geopolitics.
    Dmitriy Stepanov, Forbes.com, 8 July 2025
  • But Haiti remains unstable, Columbus' Manuel said, disputing the government's claim that conditions have improved there.
    Danae King, USA Today, 7 July 2025

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Cite this Entry

“Capricious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/capricious. Accessed 18 Jul. 2025.

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