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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Example Sentences
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Recent Examples of infiltrated
On her show the evening of January 6, the Fox News host Laura Ingraham wondered aloud whether antifa sympathizers had infiltrated the crowd.
—
Jamie Thompson, The Atlantic, 6 Jan. 2026
Everything's been infiltrated by hip-hop, really.
—Daniela Avila, PEOPLE, 4 Jan. 2026
Rubio recalled the tight security cooperation between Havana and Caracas, remarking that Cuban agents had infiltrated Venezuelan spy agencies and provided personal security to Maduro.
—Nora Gámez Torres, Miami Herald, 3 Jan. 2026
That warning became a reality when the ISIS gunman infiltrated a Saturday meeting between Syrian forces and a handful of international coalition forces gathering to discuss ways to fight the terrorist group, according to the Interior Ministry.
—The Hill, 15 Dec. 2025
Critics of the new Syrian authorities have pointed to Saturday’s attack as evidence that the security forces are deeply infiltrated by IS and are an unreliable partner.
—Abby Sewell, Fortune, 14 Dec. 2025
This is especially the case when the smell is musty, a sign that mold and mildew have infiltrated the fibers.
—Quincy Bulin, Southern Living, 12 Dec. 2025
Mystic Canyon is her first in five years, and a break from the gourmand wave that’s infiltrated the perfume world as of late.
—Kirbie Johnson, Allure, 8 Dec. 2025
The film will include exclusive witness testimony, expert forensic analysis, and detailed graphic reconstructions that track the moment the thieves infiltrated the museum’s perimeter and vanished with the priceless treasure.
—Peter White, Deadline, 5 Nov. 2025
Jamie Thompson, The Atlantic, 6 Jan. 2026
Everything's been infiltrated by hip-hop, really.
—Daniela Avila, PEOPLE, 4 Jan. 2026
Rubio recalled the tight security cooperation between Havana and Caracas, remarking that Cuban agents had infiltrated Venezuelan spy agencies and provided personal security to Maduro.
—Nora Gámez Torres, Miami Herald, 3 Jan. 2026
That warning became a reality when the ISIS gunman infiltrated a Saturday meeting between Syrian forces and a handful of international coalition forces gathering to discuss ways to fight the terrorist group, according to the Interior Ministry.
—The Hill, 15 Dec. 2025
Critics of the new Syrian authorities have pointed to Saturday’s attack as evidence that the security forces are deeply infiltrated by IS and are an unreliable partner.
—Abby Sewell, Fortune, 14 Dec. 2025
This is especially the case when the smell is musty, a sign that mold and mildew have infiltrated the fibers.
—Quincy Bulin, Southern Living, 12 Dec. 2025
Mystic Canyon is her first in five years, and a break from the gourmand wave that’s infiltrated the perfume world as of late.
—Kirbie Johnson, Allure, 8 Dec. 2025
The film will include exclusive witness testimony, expert forensic analysis, and detailed graphic reconstructions that track the moment the thieves infiltrated the museum’s perimeter and vanished with the priceless treasure.
—Peter White, Deadline, 5 Nov. 2025
Recent Examples of Synonyms for infiltrated
Verb
-
Cartoons With a Purpose Some shows snuck in bits of learning without making a big deal about it.—
Alex Shoemaker,
Parents,
4 Jan. 2026
-
The two-hour closer also snuck in a nod to Stranger Things‘ origins.—
Nellie Andreeva,
Deadline,
31 Dec. 2025
Verb
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The woman had catheters inserted in her about 30 times over the years, but never had an experience like the one with Miller, the prosecutor said.—
City News Service,
Oc Register,
8 Nov. 2025
-
The clerks inserted memory sticks from the tabulators with results from their local election into the laptop and a program transmitted them to the county through a dedicated, secured network.—
Christina Hall,
Freep.com,
8 Nov. 2025
Verb
-
Aftershocks are typically minor adjustments along the portion of a fault that slipped at the time of the initial earthquake.—
William B. Davis,
New York Times,
7 Jan. 2026
-
Stevenson slipped tackles on his season-long 56-yard run and 20-yarder, bouncing off hits and running with power and vision not seen from him since September.—
Andrew Callahan,
Boston Herald,
6 Jan. 2026
Verb
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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
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After a scramble from Baltimore’s corner kick, Kerr’s header at the back post wormed through a thicket of defenders, and Cuthbert had the final touch.—
Cerys Jones,
New York Times,
16 Oct. 2025
Verb
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Investments in controlling invasive species have led to a 75 percent reduction in the area overtaken by melaleuca, a particularly thirsty tree species introduced in the river of grass near the turn of the 20th century to help drain it.—
Amy Green,
Miami Herald,
9 Jan. 2026
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Early in their relationship, Rusty introduced Andrea to the religious teachings of Woroniecki.—
Samantha Stutsman,
PEOPLE,
9 Jan. 2026
Cite this Entry
“Infiltrated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infiltrated. Accessed 13 Jan. 2026.
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