as in sneaked
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 infiltrated
It's been four years since Christine Marie and Tolga Katas infiltrated Samuel Bateman's polygamist sect while working on a documentary — a daring move that would eventually lead to his conviction.
—
Emily Blackwood, PEOPLE, 11 Apr. 2026
Handala recently infiltrated a US medical equipment provider called Stryker, wiping thousands of IT systems and employee devices.
—Michael Kan, PC Magazine, 7 Apr. 2026
Still, even there, in the reddest part of red America, the girlboss has infiltrated.
—Emma Green, New Yorker, 6 Apr. 2026
In 2024 Israeli operatives infiltrated Hezbollah’s supply chain and used shell companies to sell members pagers and walkie-talkies rigged with explosives.
—Deni Ellis Béchard, Scientific American, 26 Mar. 2026
Chavez and his aides repeatedly claimed that their critics are Communist or grower sympathizers who infiltrated the UFW before turning on it.
—Marcos Breton, Sacbee.com, 24 Mar. 2026
Afternoon and early-evening sessions, once thought safe, were infiltrated by those stashing weapons.
—Preezy Brown, VIBE.com, 19 Mar. 2026
In the other, Chinese hackers infiltrated the email accounts of a Cabinet member and other senior government officials.
—Renee Dudley, ProPublica, 18 Mar. 2026
But with the March 17 primary just days away, fresh faces are vying to replace experienced lawmakers and outside campaign cash has infiltrated a string of races for the Illinois House and Senate.
—Chicago Tribune, 16 Mar. 2026
Emily Blackwood, PEOPLE, 11 Apr. 2026
Handala recently infiltrated a US medical equipment provider called Stryker, wiping thousands of IT systems and employee devices.
—Michael Kan, PC Magazine, 7 Apr. 2026
Still, even there, in the reddest part of red America, the girlboss has infiltrated.
—Emma Green, New Yorker, 6 Apr. 2026
In 2024 Israeli operatives infiltrated Hezbollah’s supply chain and used shell companies to sell members pagers and walkie-talkies rigged with explosives.
—Deni Ellis Béchard, Scientific American, 26 Mar. 2026
Chavez and his aides repeatedly claimed that their critics are Communist or grower sympathizers who infiltrated the UFW before turning on it.
—Marcos Breton, Sacbee.com, 24 Mar. 2026
Afternoon and early-evening sessions, once thought safe, were infiltrated by those stashing weapons.
—Preezy Brown, VIBE.com, 19 Mar. 2026
In the other, Chinese hackers infiltrated the email accounts of a Cabinet member and other senior government officials.
—Renee Dudley, ProPublica, 18 Mar. 2026
But with the March 17 primary just days away, fresh faces are vying to replace experienced lawmakers and outside campaign cash has infiltrated a string of races for the Illinois House and Senate.
—Chicago Tribune, 16 Mar. 2026
Recent Examples of Synonyms for infiltrated
Verb
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The 76ers snuck into the playoffs after having some struggles all season.—
David Troy OutKick,
FOXNews.com,
24 Apr. 2026
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My grandfather always snuck an extra few pounds into my fist with the wink of an eye.—
Emma Clarke,
Condé Nast Traveler,
22 Apr. 2026
Verb
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Boston inserted Baylor Scheierman and Luka Garza to begin the second quarter, and both made immediate impacts.—
Zack Cox,
Boston Herald,
25 Apr. 2026
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Don’t expect to see Mitchell Robinson inserted into the starting lineup.—
Kristian Winfield,
New York Daily News,
24 Apr. 2026
Verb
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Escondido, which is sophomore-heavy, slipped to 4-17 overall, 1-7 in league play and has lost seven in a row.—
John Maffei,
San Diego Union-Tribune,
25 Apr. 2026
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Arsenal’s biggest spike came in the 59th minute when Kai Havertz, slipped through by Martin Odegaard, fired straight into Gianluigi Donnarumma’s hulking frame from just outside the six-yard box.—
Mark Carey,
New York Times,
25 Apr. 2026
Verb
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The Real Housewives of Beverly Hills alum initially believed that the bug, which eluded detection and caused countless medical issues, wormed its way into her system while filming Bravo's The Real Housewives Ultimate Girls Trip in Morocco in early 2023.—
Ryan Coleman,
Entertainment Weekly,
19 Feb. 2026
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We as a community contain (often brain-wormed) multitudes, as evidenced by this year’s plethora gay Halloween costumes.—
Abby Monteil,
Them.,
31 Oct. 2025
Verb
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The report builds on previous work at the Pentagon, where Defense Secretary Pete Hegseth has pushed legacy contractors to produce weapons faster, introduced accountability for delays and sought to foster competition among firms competing for Defense Department (DOD) contracts.—
Filip Timotija,
The Hill,
21 Apr. 2026
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Vangala said if customers feel they are being held responsible for mistakes made by tools the retailer introduced, the resulting friction could derail adoption entirely.—
Arthur Zaczkiewicz,
Footwear News,
20 Apr. 2026
Cite this Entry
“Infiltrated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infiltrated. Accessed 27 Apr. 2026.
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