Definition of capriciousnext
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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 There’s no trace of anything strummed or plucked; clusters of tone simply materialize out of thin air, as capricious as weather. Philip Sherburne, Pitchfork, 6 May 2026 But the ongoing fracturing of American politics, and especially the capricious and authoritarian-leaning tendencies of the current administration, complicates everything. Matteo Wong, The Atlantic, 27 Apr. 2026 The attorney general’s interpretation, the court said, was not unreasonable or capricious, merely different from the administrative law judge’s. Encyclopedia Britannica, 22 Apr. 2026 Then again, the president is capricious and that could change. The Editorial Board, Chicago Tribune, 3 Apr. 2026 See All Example Sentences for capricious
Recent Examples of Synonyms for capricious
Adjective
  • Aerion Targaryen Aerion Targaryen (Finn Bennett), also known as Aerion Brightflame, is a volatile and cruel Targaryen prince infamous for his arrogance and violent behavior.
    Skyler Trepel, PEOPLE, 22 June 2026
  • Even excluding volatile food and energy prices, core PCE is expected to increase from April, according to economists polled by FactSet.
    Sean Conlon, CNBC, 21 June 2026
Adjective
  • But the prefrontal cortex is not fully developed until a person reaches their mid-to-late 20s, making young people more susceptible to impulsive behavior while gambling.
    Noelle Phillips, Denver Post, 18 June 2026
  • The underlying songwriting is impulsive, but many tracks adopt a deliberately sedate mood or sort through dense clusters of cut-up loops, and Alfa’s spatialization gives the album a pallor that can resemble brain fog.
    H.D. Angel, Pitchfork, 16 June 2026
Adjective
  • The rapid rise and fall underscored silver's reputation as one of the market's most unpredictable assets.
    Faith Wakefield, USA Today, 16 June 2026
  • The restaurant intended to add automatic 18 percent tips to every bill, since international tipping culture is often unpredictable.
    Rachel Siegel, CNN Money, 16 June 2026
Adjective
  • Digging into the Warren Commission’s evidence, in Meagher’s time, was regarded as something more than eccentric.
    Kaitlyn Tiffany, The Atlantic, 20 June 2026
  • While peers have pushed the genre toward radio-ready house-pop or dubiously eccentric experiments, Pond remain tethered to the sound that produced their last true breakout.
    Cassidy Sollazzo, Pitchfork, 19 June 2026
Adjective
  • 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
  • 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
Adjective
  • Marte, who spent two seasons with the Phillies as an inconsistent but frequently used bullpen arm during their recent playoff runs, will join the Pirates' Triple-A affiliate.
    Peter Chawaga, Forbes.com, 21 June 2026
  • On Thursday, prosecutors dropped the charges against Edwards, Amir Fagan, and Chashonn Toney saying this video is indeed inconsistent with facts in the indictment.
    Megan De Mar, CBS News, 19 June 2026
Adjective
  • If these fixes apply after the system has already verified the human and if that identity foundation is shallow, even strong transaction records rest on unstable ground.
    Jeffrey Highman, Forbes.com, 18 June 2026
  • Engineers always knew the cliffs were unstable Last Chance Grade was first built as a wagon trail through the dense redwood forest in 1894.
    Los Angeles Times, Los Angeles Times, 18 June 2026

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Cite this Entry

“Capricious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/capricious. Accessed 22 Jun. 2026.

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