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 Likely less caustic is Bryan Washington’s Palaver, his third novel, about a gay man living in Japan whose mother appears in his life after a period of estrangement. Emma Alpern, Vulture, 12 Sep. 2025 New research published Tuesday from UC San Diego’s Scripps Institution of Oceanography found that the barrels with halos contain caustic alkaline waste — a highly corrosive material that has been leaking out of the barrels for decades. Maura Fox, San Diego Union-Tribune, 11 Sep. 2025 Jeanne Tripplehorn is having a blast as Dale’s caustic widow Betty Jo. Alan Sepinwall, Rolling Stone, 4 Sep. 2025 Ross gets away with such a surfeit of sentiment precisely because of his naturally caustic inclinations; the jokes are sharp enough and the laughs are hard and plentiful enough that all of the schmaltz feels not just charming but well-earned. Chris Jones, New York Daily News, 19 Aug. 2025 See All Example Sentences for caustic
Recent Examples of Synonyms for caustic
Adjective
  • As a model named Carl, stuck in a relationship corrupted by microcelebrity and Instagram view counts, Dickinson ticks with exasperation and sarcastic logic, his jaw clenched, his eyes wide and staring.
    Carrie Battan, Vulture, 6 Oct. 2025
  • Following the mother-daughter duo of Lorelai Gilmore, played by Lauren Graham, and Rory, played by Alexis Bledel, Gilmore Girls was perfectly made for millennials, packed with wistful romances, frustrating dramatic turns and just enough sarcastic jokes.
    Stephanie Sengwe, PEOPLE, 5 Oct. 2025
Adjective
  • Light, silly, and satirical, knowing your genre tropes makes for an even better viewing experience.
    Gwen Ihnat, Entertainment Weekly, 18 Oct. 2025
  • Director and co-writer Byun Sung-hyun signals his satirical interests early, skipping an intense look at the start of the attack and focusing on an earplug-donning passenger who sleeps through the initial proclamation.
    Kayti Burt, Time, 17 Oct. 2025
Adjective
  • Pot the hibiscus in a pot filled with acidic potting mix.
    Karen Brewer Grossman, Southern Living, 20 Oct. 2025
  • The petals close due to the DNA folding when the environment becomes acidic.
    Jijo Malayil, Interesting Engineering, 20 Oct. 2025
Adjective
  • Avoid an acid overload of tart and tangy (pickles and citrus), a bold flavor competition, sweet and funky flavors colliding (fruity jams and aged cheeses), and a clash of spicy meats and cheeses with delicate fruits and accompaniments.
    Catharine Kaufman, San Diego Union-Tribune, 13 Oct. 2025
  • Normally, acid from citrus is used to curdle the milk, before the solids are removed to leave a rich drink.
    Amarachi Orie, CNN Money, 3 Oct. 2025
Adjective
  • The actress is clearly relishing the opportunity to deliver Aaron Sorkin’s barbed dialogue (though perhaps not as much as Philip Seymour Hoffman, who steals the show as an explosive CIA functionary).
    Bilge Ebiri, Vulture, 10 Oct. 2025
  • Watch this just for all the quick lands and barbed moments here alone.
    Andy Hoglund, Entertainment Weekly, 5 Oct. 2025
Adjective
  • Farid warned that the growing prevalence of AI fakes in politics could have a corrosive effect.
    NPR, NPR, 18 Oct. 2025
  • As the boy’s family seeks justice, the teacher confronts an agonizing reckoning with guilt and the corrosive power of authority.
    Essie Assibu, Variety, 17 Oct. 2025

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Cite this Entry

“Caustic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/caustic. Accessed 23 Oct. 2025.

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