as in to sneak
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
Relevance
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of infiltrate
Led by special ops Zora Bennett (Scarlett Johansson), paleontologist Dr. Henry Loomis (Jonathan Bailey), and ship captain Duncan Kincaid (Mahershala Ali), a unit infiltrates Ile Saint-Hubert along the equator, an island teeming with dinosaurs.
—
EW.com, 1 July 2025
As Rob rises as the leader of a band of rebel outlaws, Marian infiltrates the power at court, as both work together to thwart royal corruption and bring peace to the land.
—Denise Petski, Deadline, 1 July 2025
Helmed by creator/writer/director Hwang Dong-hyuk, the thriller follows Seong Gi-hun (Lee Jung-jae), who won the games in Season 1, and then came back to them in Season 2 with the hopes of infiltrating them from the inside out and dismantling them forever.
—Aramide Tinubu, Variety, 27 June 2025
Meanwhile, the Front Man (Lee Byung-hun), whose true identity was revealed to viewers after infiltrating the game, discreetly moved in the Season 2 finale to shut down the rebellion and restore order to the games.
—Monica Mercuri, Forbes.com, 23 June 2025
See All Example Sentences for infiltrate
EW.com, 1 July 2025
As Rob rises as the leader of a band of rebel outlaws, Marian infiltrates the power at court, as both work together to thwart royal corruption and bring peace to the land.
—Denise Petski, Deadline, 1 July 2025
Helmed by creator/writer/director Hwang Dong-hyuk, the thriller follows Seong Gi-hun (Lee Jung-jae), who won the games in Season 1, and then came back to them in Season 2 with the hopes of infiltrating them from the inside out and dismantling them forever.
—Aramide Tinubu, Variety, 27 June 2025
Meanwhile, the Front Man (Lee Byung-hun), whose true identity was revealed to viewers after infiltrating the game, discreetly moved in the Season 2 finale to shut down the rebellion and restore order to the games.
—Monica Mercuri, Forbes.com, 23 June 2025
See All Example Sentences for infiltrate
Recent Examples of Synonyms for infiltrate
Verb
-
At several shows, bright colors snuck onto the runway, sometimes paired with equally subversive messaging, and, at other times, a playful new take on tradition.—
Alice Pfeiffer,
CNN Money,
1 July 2025
-
While Lian was staring in the mirror practicing her hows and lows and preparing for her future, Wenyu was sneaking out of prep class more and more frequently to pull petty pranks with her new boyfriend.—
Literary Hub,
Literary Hub,
1 July 2025
Verb
-
To my great embarrassment, the Velvet Sundown’s songs even managed to worm their way into my brain.—
Ian Bogost,
The Atlantic,
4 July 2025
-
The flea larvae, which look like tiny maggots, worm their way into the carpet or mattress, feeding on the flea dirt that their parents left behind, says Benson.—
Arricca Elin SanSone,
Southern Living,
31 Mar. 2025
Verb
-
Cut a pocket into each chicken breast by inserting the tip of a chef’s knife in the thickest part of the breast and cutting a horizontal slit 3/4 of the way through the breast.—
Ann Taylor Pittman,
Southern Living,
13 July 2025
-
Bake 45 to 50 minutes or until a toothpick inserted near the center comes out clean.—
Sarah Martens,
Better Homes & Gardens,
13 July 2025
Verb
-
Without nuclear energy to provide the stable, always-on foundation for clean energy, those goals are slipping further from reach.—
Micky Horstman,
Chicago Tribune,
7 July 2025
-
After Wilson slipped the ring onto her finer, Kelly quickly embraced her new fiancé as their family and friends cheered.—
Sara Vallone Mod Moms Club
July 6,
Miami Herald,
6 July 2025
Verb
-
Her family moved to the U.S. in the 1980s, after her grandfather worked in the American zone of the Panama Canal and was awarded visas for him and his family.—
Meagan Jordan,
Rolling Stone,
14 July 2025
-
Slater retired from the Army as a lieutenant colonel in 2020 and worked in a classified space at the base from around August 2021 until around April 2022.—
CBS News,
CBS News,
14 July 2025
Cite this Entry
“Infiltrate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infiltrate. Accessed 18 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share