infiltrates

Enters by stealth

Infiltrates is the act of entering or penetrating gradually, often without detection.

Water infiltrates soil; spies infiltrate organizations.

The word suggests slow, covert movement past barriers—whether physical, social, or institutional: The group infiltrates enemy territory, Doubt infiltrates even the most confident mind.

In medicine, substances that infiltrate spread into surrounding tissue.

military

enemy lines

Adversary's military positions

sabotage · special forces · perimeter · breach · insertion · stealth · raid · guerrilla · ambush · patrol

espionage

spy

Covert information gatherer

  • agentOne who acts independently
  • moleSubterranean insectivore
  • undercoverSecretly engaged in espionage

operative · covert · intelligence · double agent · sleeper · handler · asset · counterintelligence · embedded · surveillance

liquid

seeps

Passes through gradually

absorbs · soaks · leaks · groundwater · membrane · porous · soil · sediment · aquifer · runoff

organizational

subverts

Weakens or overthrows

plants · recruits · influences · manipulates · embeds · network · cell · radical · extremist · sympathizer

medical

tumor

Abnormal tissue mass

spreads · cells · invades · lymph · organ · malignant · margins · surrounding · biopsy · lesion

cyber

hacker

Unauthorized system accessor

firewall · backdoor · phishing · exploit · vulnerability · system · encrypted · credentials · data · server

Categories
Opposites
manner of entry

infiltratesstorms

Violent atmospheric disturbances

barges in · checks in · registers

direction of movement

infiltratesexits

Departure points

withdraws · retreats · evacuates · departs · exfiltrates

defensive action

infiltratesfortifies

Strengthens against threat

defends · secures · guards · repels · blocks

Phrases
Family

infiltrate, infiltration, infiltrator, infiltrating, infiltrated, infiltrators, infiltrations

Familiarity
Top 200,000
Profile
Used worldwide · Timeless · Negative · Everyday, not technical · Rated PG