Synonym Chooser

How does the adjective caustic contrast with its synonyms?

Some common synonyms of caustic are acrid, mordant, and scathing. While all these words mean "stingingly incisive," caustic suggests a biting wit.

caustic comments

When is acrid a more appropriate choice than caustic?

While the synonyms acrid and caustic are close in meaning, acrid implies bitterness and often malevolence.

acrid invective

In what contexts can mordant take the place of caustic?

In some situations, the words mordant and caustic are roughly equivalent. However, mordant suggests a wit that is used with deadly effectiveness.

mordant reviews of the play

When might scathing be a better fit than caustic?

Although the words scathing and caustic have much in common, scathing implies indignant attacks delivered with fierce severity.

a scathing satire

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 caustic Though the subject matter can be heavy at times, make no mistake—Some Hope still bubbles with Aubyn’s caustic wit. Literary Hub, 10 June 2025 Some local officials have argued the deployment could aggravate an already caustic situation in downtown Los Angeles, and say state and local police agencies can handle the protests themselves. Eleanor Watson, CBS News, 10 June 2025 Eleanor is played by Pippa Knowles with a playful, caustic vibrance that seizes the screen. Owen Gleiberman, Variety, 10 June 2025 For Chicago and spanning to borders far beyond, there was media personality Gary Deeb as the caustic gatekeeper of all things TV, radio and media reporting about what and who to watch and when and where to listen. Philip Potempa, Chicago Tribune, 4 June 2025 See All Example Sentences for caustic
Recent Examples of Synonyms for caustic
Adjective
  • And as trade speculation has risen, Harris reported a sarcastic one-word retort from the pitcher.
    Peter Chawaga, MSNBC Newsweek, 28 July 2025
  • Before Black millennial shorthand even existed, there was Maxine Shaw, Attorney at Law—fiercely ambitious, sarcastic, soft in all the right places—and unapologetically Black.
    Shelby Stewart, Essence, 22 July 2025
Adjective
  • The poem is part love quest, part account of Italy’s battles; in places profoundly serious, in places satiric.
    The New Yorker, New Yorker, 11 June 2025
  • Neither damning nor satiric, W. is oddly wistful, almost regretful — rare sentiments in a Stone film.
    Will Leitch, Vulture, 17 Feb. 2025
Adjective
  • In oxygen-rich soil, microbes thrive, contributing to decay, and acidic pH levels erode natural materials like leather.
    Kameryn Griesser, CNN Money, 12 July 2025
  • The sharp, slightly sour sauce brought the fries back to life with an acidic, satisfying kick.
    Kansas City Star, Kansas City Star, 10 July 2025
Adjective
  • From lo-fi hip-hop to chamber pop, from acid funk to orchestral rock, the fingerprints remain.
    Philip Martin, Arkansas Online, 15 June 2025
  • The floors are done in chestnut-toned wood, with acid green carpets made from bamboo silk, while the VVIP suite has its own private sitting room.
    Samantha Conti, Footwear News, 11 June 2025
Adjective
  • Ivor checked it, and then spotted the line of barbed wire threaded through the scrub.
    Anne Enright, New Yorker, 27 July 2025
  • That speculative element is teased right there in the title: One of God’s best and brightest has been knocked from heaven by war’s tumult and is caught in a thatch of barbed wire.
    Ben H. Winters, New York Times, 26 July 2025
Adjective
  • The result is a corrosive disengagement that no engagement survey alone will catch.
    Dave Winsborough, Forbes.com, 19 July 2025
  • Stopping and starting hundreds of times daily, and exposure to corrosive waste put immense strain on mechanical systems such as brakes, hydraulics, and transmissions.
    Ganes Kesari, Forbes.com, 7 July 2025

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Cite this Entry

“Caustic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/caustic. Accessed 5 Aug. 2025.

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