infest

Definition of infestnext
as in to plague
to spread or swarm over in a troublesome manner in desperation, we called in an exterminator because the house was infested with ants

Synonyms & Similar Words

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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 infest The calf was probably too young to have been shipped from farther south, raising the likelihood that it had been infested by an adult screwworm in Tamaulipas. Bloomberg Wire, Dallas Morning News, 7 Feb. 2026 The Greenland situation reminds me of a story about a bunch of South American cowboys pushing a herd toward a creek known to be infested with piranhas. Arkansas Online, 27 Jan. 2026 The tiny hayloft would later become infested with lice and vermin. Edie Kasten, CBS News, 27 Jan. 2026 If trees are lightly or not-yet infested, they can be sprayed or injected with insecticides. Lila Seidman, Los Angeles Times, 10 Jan. 2026 See All Example Sentences for infest
Recent Examples of Synonyms for infest
Verb
  • That first test flight was also plagued by hydrogen fuel leaks before blasting off, as well as a helium issue similar to the one that arose Saturday.
    Marcia Dunn, Chicago Tribune, 21 Feb. 2026
  • Nell Tiger Free stars as a young novice who works at a Catholic orphanage plagued by mysterious, disturbing circumstances.
    Kevin Jacobsen, Entertainment Weekly, 21 Feb. 2026
Verb
  • Ninety-four percent of those infected in 2026 were unvaccinated or had an unknown vaccination status, the CDC said.
    Stephen Swanson, CBS News, 26 Feb. 2026
  • Healthy people infected with Salmonella can experience symptoms, including nausea, vomiting, diarrhea, abdominal cramping, and fever.
    Michele Laufik, Martha Stewart, 25 Feb. 2026
Verb
  • Sports Equipment Garages can be overrun very quickly by excess sports equipment.
    Kaylei Fear, Better Homes & Gardens, 11 Feb. 2026
  • There are just 59 rooms scattered among 150 acres, several pools, and a sprawling terrace restaurant; the property never feels overrun.
    Condé Nast, Condé Nast Traveler, 9 Feb. 2026
Verb
  • As the Bay Area slowly — some might say glacially — crawls into spring, there’s nothing better than sipping a hot cup of tea or coffee to warm yourself up.
    Kate Bradshaw, Mercury News, 25 Feb. 2026
  • To want to crawl out of your own body because your brain betrayed you?
    Peter White, Deadline, 24 Feb. 2026
Verb
  • Manganello was overwhelmed by her finish.
    Los Angeles Times, Los Angeles Times, 21 Feb. 2026
  • Even if courts ultimately rule refunds are required, importers betting on a cash infusion from tariff refunds should be aware there’s no set timeline and any rush for refunds could overwhelm the system and likely lead to long delays.
    Lori Ann LaRocco, CNBC, 20 Feb. 2026

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Cite this Entry

“Infest.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infest. Accessed 27 Feb. 2026.

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