as in to sneak
to introduce in a gradual, secret, or clever way
over time, undercover agents infiltrated the crime ring and eventually busted their gambling racket
Synonyms & Similar Words
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Example Sentences
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Recent Examples of infiltrate
Towle, 26, is currently in between stages of a clinical trial involving tumor-infiltrating lymphocyte (TIL) therapy.
—
Zoey Lyttle, PEOPLE, 12 June 2026
The Institute for the Study of War has reported that, in the course of advancing towards Kostyantynivka, Russian forces infiltrated the southeastern portion of the city and its suburbs, pushing 2 to 4 kilometers ahead of their assessed lines.
—Vikram Mittal, Forbes.com, 12 June 2026
Bias and hatred infiltrate daily discourse.
—David Kay, The Orlando Sentinel, 11 June 2026
To hear some American infiltrate my favorite dive was just too much.
—Anton Hur, Condé Nast Traveler, 10 June 2026
See All Example Sentences for infiltrate
Zoey Lyttle, PEOPLE, 12 June 2026
The Institute for the Study of War has reported that, in the course of advancing towards Kostyantynivka, Russian forces infiltrated the southeastern portion of the city and its suburbs, pushing 2 to 4 kilometers ahead of their assessed lines.
—Vikram Mittal, Forbes.com, 12 June 2026
Bias and hatred infiltrate daily discourse.
—David Kay, The Orlando Sentinel, 11 June 2026
To hear some American infiltrate my favorite dive was just too much.
—Anton Hur, Condé Nast Traveler, 10 June 2026
See All Example Sentences for infiltrate
Recent Examples of Synonyms for infiltrate
Verb
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Argentina won the last World Cup after losing its opener to lowly Saudi Arabia, Portugal won Euro 2016 after sneaking into the knockouts following three draws in the group stage and Spain won the 2010 World Cup after losing its opening match to Switzerland.—
Patrick Sung Cuadrado,
CNN Money,
21 June 2026
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Steer snuck a slow roller under the glove of the second baseman Chisholm, and as Steer surged to second, José Caballero — who moved from left field to center field an inning earlier — came up throwing.—
Peter Sblendorio,
New York Daily News,
21 June 2026
Verb
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The flea larvae, which look like tiny maggots, worm their way into the carpet or mattress, feeding on the flea dirt that their parents left behind, says Benson.—
Arricca Elin SanSone,
Southern Living,
28 May 2026
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OpenAI’s ChatGPT has wormed its way into more and more parts of consumers’ lives, from work to their children’s education, and even mental health and romantic relationships.—
Will McCurdy,
PC Magazine,
16 May 2026
Verb
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Manager John Schneider is now forced to shuffle players like Andrés Gimenez and Ernie Clement at shortstop, often platooning Gimenez, and inserting lesser hitters at second base.—
Peter Chawaga,
Forbes.com,
18 June 2026
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Fed watchers expect Warsh could pass on inserting his view on the future path of rates from the grid, which is watched closely on Wall Street but has had an uneven track record as a forecasting tool.—
Jeff Cox,
CNBC,
17 June 2026
Verb
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As the Los Angeles Rams continue to bask in the glow of their honeymoon phase with star pass rusher Myles Garrett, the reigning champion Seattle Seahawks have somehow slipped into the shadows of the ultra-competitive NFC West.—
Jeff Howe,
New York Times,
16 June 2026
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People leave, culture erodes, the playbook changes faster than management can rewrite it, and so the edge slips to newcomers.—
Liz Hoffman,
semafor.com,
16 June 2026
Verb
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As World Cup soccer fans cheer for their teams in Los Angeles and stadiums across the nation, FBI agents are working in command centers, watching out for unauthorized flying objects.—
Richard Winton,
Los Angeles Times,
18 June 2026
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Adam Reynolds, PhD, LCSW, RDT/BCT, a drama therapist, social worker, and educator working in New York, says creative therapies offer children a wider range of expression and engagement than verbal therapy alone.—
Hannah Silverman,
Parents,
17 June 2026
Cite this Entry
“Infiltrate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infiltrate. Accessed 22 Jun. 2026.
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