Synonyms for

Infiltrated

Verb / ˈɪnfɪˌltreɪtɪd / Another word for infiltrated — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

to enter or gain access to (an organization, place, etc.) sneakily and gradually, especially in order to acquire secret information.

Synonyms & similar words

penetrate passthrough infiltrate penetrate invade permeate intrude creep pierce trespass enter inveigle access

Synonyms by register

Formal

penetrated permeated breached invaded

Informal

sneaked in got into wormed into slipped into

Literary

insinuated seeped

Antonyms

vacate withdraw evacuate depart exit leave retreat

Common collocations

  • enemy infiltrated
  • forces infiltrated
  • agents infiltrated
  • organization infiltrated
  • system infiltrated
  • ranks infiltrated
  • successfully infiltrated

Word family

noun infiltration
verb infiltrate
adjective infiltrating

Usage note

Often used in military or espionage contexts, but can also describe the gradual, often covert, entry of something into a place or organization.

Example sentences

  1. The water infiltrated the soil.
  2. The spy infiltrated the enemy's headquarters.
  3. The hacker infiltrated the computer system.
  4. The bacteria infiltrated the body and caused an infection.
  5. The undercover agent infiltrated the drug cartel.

Quotes

  • The FBI infiltrated the group to gather intelligence.
  • The spy infiltrated the enemy's stronghold undetected.
  • The hacker infiltrated the company's database and stole sensitive information.

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