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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Example Sentences
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Recent Examples of infiltrating
Tea is approached by PET and tasked with infiltrating the criminal empire of Miran, a ruthless criminal posing as a businessman.
—
Allison Degrushe, Entertainment Weekly, 30 Oct. 2025
Billitier did have a hell of a story to tell about his decades of undercover work for the FBI, including several years infiltrating a Colombian drug ring in Texas.
—Steve Belanger, HollywoodReporter, 23 Oct. 2025
Even with fewer boaters on the water, the threat of aquatic nuisance species infiltrating your favorite lake remains.
—Arkansas Online, 21 Oct. 2025
Nature infects everything, from the woodland murk that surrounds the town to the insects infiltrating Josie’s life, and Amor writes about it all with equal beauty and grotesquerie.
—Neil McRobert, Vulture, 16 Oct. 2025
Continue reading … COZY CONNECTIONS – Mamdani hands big check to radical group boasting about infiltrating his campaign.
—FOXNews.com, 8 Oct. 2025
This cannot be accomplished without infiltrating and taking over the PLO, something Hamas has never managed to do.
—Hussein Ibish, The Atlantic, 1 Oct. 2025
Alex’s reporting on the lobbyists infiltrating the climate summit ticked off an oil exec whose company takes out a lot of advertising on UBN.
—Kimberly Roots, TVLine, 1 Oct. 2025
But at a time when American moms are reaching their breaking point—and right-wing values are infiltrating the mainstream—is the choice to lean out of the workforce a radical new form of feminism or a regressive return to an outdated social system?
—Stephanie McNeal, Glamour, 23 Sep. 2025
Allison Degrushe, Entertainment Weekly, 30 Oct. 2025
Billitier did have a hell of a story to tell about his decades of undercover work for the FBI, including several years infiltrating a Colombian drug ring in Texas.
—Steve Belanger, HollywoodReporter, 23 Oct. 2025
Even with fewer boaters on the water, the threat of aquatic nuisance species infiltrating your favorite lake remains.
—Arkansas Online, 21 Oct. 2025
Nature infects everything, from the woodland murk that surrounds the town to the insects infiltrating Josie’s life, and Amor writes about it all with equal beauty and grotesquerie.
—Neil McRobert, Vulture, 16 Oct. 2025
Continue reading … COZY CONNECTIONS – Mamdani hands big check to radical group boasting about infiltrating his campaign.
—FOXNews.com, 8 Oct. 2025
This cannot be accomplished without infiltrating and taking over the PLO, something Hamas has never managed to do.
—Hussein Ibish, The Atlantic, 1 Oct. 2025
Alex’s reporting on the lobbyists infiltrating the climate summit ticked off an oil exec whose company takes out a lot of advertising on UBN.
—Kimberly Roots, TVLine, 1 Oct. 2025
But at a time when American moms are reaching their breaking point—and right-wing values are infiltrating the mainstream—is the choice to lean out of the workforce a radical new form of feminism or a regressive return to an outdated social system?
—Stephanie McNeal, Glamour, 23 Sep. 2025
Recent Examples of Synonyms for infiltrating
Verb
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Berens brings his particular brand of Midwest nice to his latest hour (watch the trailer above), full of stories about growing up one of 12 children, sneaking a beer into church, gambling with his grandmother, and Midwest Cheap Hacks.—
Matt Grobar,
Deadline,
3 Nov. 2025
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In this song, the kids catch Mom and Dad sneaking snacks in the kitchen after bedtime.—
Elisabeth Sherman,
Parents,
31 Oct. 2025
Verb
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Roberts tried re-arranging his lineup, inserting Will Smith in the second spot behind Ohtani, while moving Mookie Betts to the third slot ahead of Freddie Freeman.—
Barry M. Bloom,
Sportico.com,
30 Oct. 2025
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Miami used Daniel Brunskill in a psuedo-tight end role last week, inserting him as a sixth offensive lineman on 15 plays.—
Barry Jackson,
Miami Herald,
29 Oct. 2025
Verb
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Women’s Power Stride Tab Socks 3-pack Designed with training in mind, this three-pack of no-show socks boasts an interior grip that keeps them from slipping during use.—
Sophie Dodd,
Travel + Leisure,
26 Oct. 2025
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Messi picked up the ball from his compatriot Rodrigo De Paul in midfield and burst toward the backpedaling Nashville back line before slipping the ball outside to Luis Suárez.—
The Athletic Staff,
New York Times,
25 Oct. 2025
Verb
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The Gran Vilaya Trek weaves a tapestry of natural and cultural wonders, winding through more than 30 miles of ancient cloud forests and pre-Incan archaeological remains.—
Ally Jaksen,
Outside,
4 Nov. 2025
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The two movies are fascinating to watch in tandem as a meditation on the unpredictability of making it in the arts—including Linklater’s own path, which has taken him on a strange, winding journey in and out of the mainstream.—
David Sims,
The Atlantic,
4 Nov. 2025
Cite this Entry
“Infiltrating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infiltrating. Accessed 6 Nov. 2025.
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