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 Our protagonist is a chipper, idiot honey bear with a caustic, mean-spirited bird stuffed in his backpack. Luke Winkie, Vulture, 18 June 2025 Well, this was unexpected: a caustic and thorough indictment of Baby Boomer entitlement written by one of the Baby Boomers’ most important and original comic voices. Brian Boone, Vulture, 18 June 2025 But the comedic, opinionated political history with zany graphics, audience interaction, physical clowning, improvisational antics fueled by political outrage and one hilariously caustic line after another? Chris Jones, Chicago Tribune, 15 June 2025 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 See All Example Sentences for caustic
Recent Examples of Synonyms for caustic
Adjective
  • Althoff’s sarcastic deadpan humor, beguiling personality and awkward line of questioning led her to interviews with Drake, Tyga, Lil Yachty, Rubi Rose, Nick Cannon and Mark Cuban.
    Michael Saponara, Billboard, 22 Aug. 2025
  • For his part, Newsom says the aggressive and sarcastic tone of his social media posts represents the new reality Democrats face during Trump’s second term.
    Mark Joyella, Forbes.com, 20 Aug. 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
  • Water rich in hydrogen sulfide and carbon dioxide continues to percolate through the rock, creating a mildly acidic cocktail that eats at the walls.
    Jennifer Walker, CNN Money, 18 Aug. 2025
  • For generations, smart cooks have used acidic tomatoes to help soften thick bean hulls.
    Sheri Castle, Southern Living, 17 Aug. 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
  • Blood of My Blood doesn’t shy away from the violence and gore of this war — there is blood and guts and young men dying, there is poison gas and bodies on barbed wire.
    Maggie Fremont, Vulture, 9 Aug. 2025
  • Panthers will be stymied by 28,000 feet of barbed wire fencing.
    Elise Bennett, The Orlando Sentinel, 3 Aug. 2025
Adjective
  • As with Kaji, these personal grudges rise to a societal level; characters in Grier’s films frequently bemoan the corrosive influence of hard drugs on Black communities, for example.
    Katie Rife, IndieWire, 20 Aug. 2025
  • Between those two ifs is the corrosive limbo of the present.
    George Caulkin, New York Times, 10 Aug. 2025

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Cite this Entry

“Caustic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/caustic. Accessed 30 Aug. 2025.

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