as in sneaking
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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Recent Examples of infiltrating
By 1968, there were some three thousand Mary Kay consultants; over the following decades, the number grew to hundreds of thousands as the company expanded worldwide, infiltrating even Russia and China.
—
Dan Piepenbring, Harpers Magazine, 24 Mar. 2026
But the show instantly makes a rod for its own back by waiting until Episode 3 to turn its hero into the Count and get all the treasure-hunting, high society-infiltrating, and Machiavellian scheming underway.
—Jon O'Brien, IndieWire, 19 Mar. 2026
The levels of airborne chemicals detected in the gym’s basement suggest toxic vapors are infiltrating the building.
—Tony Briscoe, Los Angeles Times, 5 Mar. 2026
The development comes after long-standing fears about Chinese agents infiltrating London’s political circle.
—Emily Hallas, The Washington Examiner, 4 Mar. 2026
Security footage showed that Alexander Friedmann had been infiltrating the building for months.
—David Remnick, New Yorker, 2 Mar. 2026
Foreign agents are infiltrating colleges, think tanks, and corporations.
—Kim Hjelmgaard, USA Today, 26 Feb. 2026
Even so, this isn’t only a Shein story, but a broader one about China that reveals the superpower’s ambition to expand e-commerce as a beachhead for infiltrating Western markets despite mounting trade barriers, said Sheng Lu, professor of fashion and apparel studies at the University of Delaware.
—Jasmin Malik Chua, Sourcing Journal, 24 Feb. 2026
The story begins with the Minions infiltrating Hollywood and pitching their own monster movie.
—Randall Colburn, Entertainment Weekly, 9 Feb. 2026
Dan Piepenbring, Harpers Magazine, 24 Mar. 2026
But the show instantly makes a rod for its own back by waiting until Episode 3 to turn its hero into the Count and get all the treasure-hunting, high society-infiltrating, and Machiavellian scheming underway.
—Jon O'Brien, IndieWire, 19 Mar. 2026
The levels of airborne chemicals detected in the gym’s basement suggest toxic vapors are infiltrating the building.
—Tony Briscoe, Los Angeles Times, 5 Mar. 2026
The development comes after long-standing fears about Chinese agents infiltrating London’s political circle.
—Emily Hallas, The Washington Examiner, 4 Mar. 2026
Security footage showed that Alexander Friedmann had been infiltrating the building for months.
—David Remnick, New Yorker, 2 Mar. 2026
Foreign agents are infiltrating colleges, think tanks, and corporations.
—Kim Hjelmgaard, USA Today, 26 Feb. 2026
Even so, this isn’t only a Shein story, but a broader one about China that reveals the superpower’s ambition to expand e-commerce as a beachhead for infiltrating Western markets despite mounting trade barriers, said Sheng Lu, professor of fashion and apparel studies at the University of Delaware.
—Jasmin Malik Chua, Sourcing Journal, 24 Feb. 2026
The story begins with the Minions infiltrating Hollywood and pitching their own monster movie.
—Randall Colburn, Entertainment Weekly, 9 Feb. 2026
Recent Examples of Synonyms for infiltrating
Verb
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Late Tuesday morning, in Terminal E, the line extends three stories, including outside the airport terminal where lines are sneaking around the drop-off stations for buses.—
Nicole Sganga,
CBS News,
24 Mar. 2026
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Friends are sprawled out on the couch, or coming in and out of the room to show off their outfits, or sneaking mimosas into coffee cups.—
Jazmine Hughes,
Allure,
24 Mar. 2026
Verb
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Duke countered by inserting Foster for Cayden Boozer.—
CBS News,
CBS News,
28 Mar. 2026
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The software covers standard PDF tasks like editing text, inserting images, annotating documents, and merging or splitting files.—
StackCommerce Team,
PC Magazine,
26 Mar. 2026
Verb
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Multitracked saxophones swarm over a pit of molten bass frequencies, slipping between sentimental consonance—you might momentarily be reminded of Vangelis’ Blade Runner score—and eerie discord.—
Philip Sherburne,
Pitchfork,
25 Mar. 2026
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While road salt is a key element to preventing cars from slipping and sliding over roads in winter, the mineral can damage cars over time.—
Jenna Prestininzi,
USA Today,
25 Mar. 2026
Verb
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Two travelers were injured when tons of rock slid onto a winding road inside Great Smoky Mountains National Park, according to the National Park Service.—
Mark Price,
Charlotte Observer,
29 Mar. 2026
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Rooms Twenty-four one- and two-bedroom tents are fronted by a winding lagoon dotted with lily pads and bordered by tropical greenery.—
Condé Nast,
Condé Nast Traveler,
28 Mar. 2026
Cite this Entry
“Infiltrating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infiltrating. Accessed 1 Apr. 2026.
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