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
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Recent Examples of infiltrating
Knicks fans even went as far as infiltrating local news broadcasts in celebration.
—
Ryan Gaydos, FOXNews.com, 11 May 2026
According to the ministry, foreign spies are infiltrating everything from mapping apps to weather stations.
—Sylvie Zhuang, CNN Money, 7 May 2026
Expect launch photos, snaps of historic hardware destined for space, images of the night sky and, from time to time, photographic evidence of our entertainment editor Ian Stokes infiltrating Amazon's London office to sneak a peek at their May the 4th Star Wars offering … allegedly.
—Anthony Wood, Space.com, 2 May 2026
In The Second Lady, when America’s beloved First Lady is abducted and replaced by a Russian double, both women must fight to survive—one navigating captivity in Siberia, the other infiltrating the White House to sabotage NATO during the G7 Summit.
—Nellie Andreeva, Deadline, 30 Apr. 2026
But the opening sequence was a rip-roaring cold open in which Mando and Grogu are infiltrating a base to take down an empire loyalist.
—Brian Welk, IndieWire, 16 Apr. 2026
Though fur is very good at creating a warm, protective layer against wind, water is very good at infiltrating small spaces.
—Encyclopedia Britannica, 8 Apr. 2026
In at least some of the recent cases, this involved infiltrating the victim’ delivery apps like DoorDash or Uber Eats with malware, allowing thieves to learn the victim’s address and other key information.
—Megan Cassidy, San Francisco Chronicle, 3 Apr. 2026
Still, Handala caused some chaos earlier this month after infiltrating US medical equipment provider Stryker and launching a data-wiping attack that affected tens of thousands of devices, including employee phones.
—Michael Kan, PC Magazine, 27 Mar. 2026
Ryan Gaydos, FOXNews.com, 11 May 2026
According to the ministry, foreign spies are infiltrating everything from mapping apps to weather stations.
—Sylvie Zhuang, CNN Money, 7 May 2026
Expect launch photos, snaps of historic hardware destined for space, images of the night sky and, from time to time, photographic evidence of our entertainment editor Ian Stokes infiltrating Amazon's London office to sneak a peek at their May the 4th Star Wars offering … allegedly.
—Anthony Wood, Space.com, 2 May 2026
In The Second Lady, when America’s beloved First Lady is abducted and replaced by a Russian double, both women must fight to survive—one navigating captivity in Siberia, the other infiltrating the White House to sabotage NATO during the G7 Summit.
—Nellie Andreeva, Deadline, 30 Apr. 2026
But the opening sequence was a rip-roaring cold open in which Mando and Grogu are infiltrating a base to take down an empire loyalist.
—Brian Welk, IndieWire, 16 Apr. 2026
Though fur is very good at creating a warm, protective layer against wind, water is very good at infiltrating small spaces.
—Encyclopedia Britannica, 8 Apr. 2026
In at least some of the recent cases, this involved infiltrating the victim’ delivery apps like DoorDash or Uber Eats with malware, allowing thieves to learn the victim’s address and other key information.
—Megan Cassidy, San Francisco Chronicle, 3 Apr. 2026
Still, Handala caused some chaos earlier this month after infiltrating US medical equipment provider Stryker and launching a data-wiping attack that affected tens of thousands of devices, including employee phones.
—Michael Kan, PC Magazine, 27 Mar. 2026
Recent Examples of Synonyms for infiltrating
Verb
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After about a year at the park and sneaking onto a field with American-style uprights at Kanda University, where some of his friends went to school, Matsuzawa wanted to make his project more serious.—
Andrew Greif,
NBC news,
15 May 2026
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Ignoring her stricken mother’s advice, Lucila decides to go back to Mexico City to mourn with her grandparents (Luisa Huertas and Guillermo Ríos) and other relatives, sneaking the deceased loved one’s ashes into her backpack.—
David Rooney,
HollywoodReporter,
13 May 2026
Verb
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The statute defines meaningful human review in a way that goes beyond simply inserting a person into the process.—
Alonzo Martinez,
Forbes.com,
15 May 2026
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Customer acquisition exploded simply by leveraging existing Hotmail users’ social networks and interactions—inserting this simple promotional message exponentially increased awareness of Hotmail, even among consumers who may otherwise have never been reached by traditional marketing means.—
Encyclopedia Britannica,
Encyclopedia Britannica,
15 May 2026
Verb
-
Each of them is slipping behind.—
Jeffrey Sanchez-Burks,
Fortune,
13 May 2026
-
Stock futures are slipping before the bell after a positive session yesterday.—
Alex Harring,
CNBC,
12 May 2026
Verb
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Then, follow the winding roads to Gelso, home to a black-sand beach and the waterfront Trattoria Da Pina, also referred to as Trattoria Dai Maniaci.—
Nicky Swallow,
Travel + Leisure,
17 May 2026
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The appeal of Reynolds Lake Oconee is as multifaceted as the intricately winding shores of the waters that give this exclusive community its name.—
Robb Report Studio,
Robb Report,
16 May 2026
Cite this Entry
“Infiltrating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infiltrating. Accessed 18 May. 2026.
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