Definition of causticnext

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 Laube, who previously ran the Libertarian Party of Iowa, and his allies promised to run Libertarian candidates, reverse the decline in their voting base and repudiate the caustic public image embraced by the party’s now-former leaders. Seth Klamann, Denver Post, 26 Oct. 2025 The endorsement comes as Cuomo has lobbed increasingly caustic attacks on Mamdani, equating his criticism of Israel with antisemitism and warning of a city beset by crime, hatred and disorder if his opponent wins. Anthony Izaguirre, Fortune, 24 Oct. 2025 Clever, caustic, caring and competitively ruthless. Andrew Callahan, Boston Herald, 16 Oct. 2025 Oasis is known the world over as the supergroup containing the infamously caustic pair of brothers, Noel Gallagher and Liam Gallagher. Ryan Coleman, Entertainment Weekly, 6 Oct. 2025 See All Example Sentences for caustic
Recent Examples of Synonyms for caustic
Adjective
  • Past statements or e-mails can be taken out of context, with dangerous results, so carefully phrase your statements in board meetings or in e-mails, — and avoid intemperate or sarcastic remarks.
    Kelly G. Richardson, Oc Register, 9 Jan. 2026
  • It was greeted by the sound of loud, sarcastic cheering by the old London Road end and by Malcolm Shotton, Oxford’s moustachioed coach, who could have used the Pringles logo as a passport photo, throwing his jacket into the crowd in sarcastic celebration.
    The Athletic UK Staff, New York Times, 3 Jan. 2026
Adjective
  • But it’s set apart from the rest of her work by a long, satirical section sending up gothic fiction and its fans.
    Erin Somers, The Atlantic, 6 Jan. 2026
  • But the tone is often more satiric than somber, Park highlighting Man-su’s foibles and insecurities.
    Los Angeles Times, Los Angeles Times, 6 Jan. 2026
Adjective
  • How to Clean Baking Sheets With Vinegar Vinegar is an acidic ingredient that can cut through grease and lift stains.
    Madeline Buiano, Martha Stewart, 11 Jan. 2026
  • The acidic properties of this inexpensive, nontoxic, and eco-friendly household cleaner help to break down grease, loosen dried-on food, and neutralize funky odors.
    Gemma Johnstone, The Spruce, 10 Jan. 2026
Adjective
  • Savannah police and the FBI are continuing to follow any possible leads to find whoever is responsible for the acid attack in a local park that left a woman with severe burns.
    Dan Raby, CBS News, 16 Dec. 2025
  • If acid soil-loving plants are not thriving, have the soil tested and amend the pH with elemental sulfur.
    Mary Marlowe Leverette, Southern Living, 10 Dec. 2025
Adjective
  • Half of my drawing was in black and white, showing a woman walking away from barbed wire and a prison tower.
    Chicago Tribune, Chicago Tribune, 7 Jan. 2026
  • Who knew barbed wire could be so interesting?
    Pam LeBlanc, Southern Living, 3 Jan. 2026
Adjective
  • The electrolyte, though non-flammable, is highly corrosive and difficult to handle.
    Ameya Paleja, Interesting Engineering, 9 Jan. 2026
  • Not only is salt corrosive and all-around tough on gear, but the larger fish add strain as well.
    Francesca Krempa, Outside, 9 Jan. 2026

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Cite this Entry

“Caustic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/caustic. Accessed 18 Jan. 2026.

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