Synonyms of infiltrate

infiltrate

verb

ˈin-(ˌ)fil-ˌtrāt 

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

• sneak
• worm
• insert
• slip
• work in
• introduce
• wind
• insinuate
• creep
• wriggle
• wiggle
• edge
• interpolate
• interpose

Example Sentences

Recent Examples of infiltrate

Those arrested are allegedly part of the notorious Angelino clan, which had infiltrated Caivano to such an extent the local government was put under judicial administration last year, Gratteri told CNN. — Barbie Latza Nadeau, CNN Money, 22 Sep. 2026

Germany’s weather service reported that the country’s record-high temperature was broken thrice in three days, and low water levels were allowing seawater to infiltrate the Po. — J. B. MacKinnon, Harpers Magazine, 22 Sep. 2026

Aaliyah was Joe's first major target in Season 1, when the CIA Lioness program sent Marine Cruz Manuelos (Laysla De Oliveira) undercover to befriend her and infiltrate her family. — Bryan Alexander, USA Today, 22 Sep. 2026

The Lioness Program recruits female operatives who go undercover and infiltrate the inner circles of enemy targets by getting close to the women connected to them. — Brianna Zigler, Entertainment Weekly, 22 Sep. 2026