infiltrator

From infiltrate +‎ -or.

• IPA^(key): /ˈɪnfɪltɹeɪtə/, /ˈɪnfɪltɹeɪtɔː/

infiltrator (plural infiltrators)

1. One who infiltrates an organization or territory; an undercover or covert agent.
   • 1981, Terrence Prittie, Whose Jerusalem?, page 72:

     Sometimes Israelis were attacked by Arab infiltrators, and hardly a month went by without a West Jerusalemite either being killed or wounded.

   • 2015, Roger K. Baer, An American Journey, →ISBN:

     Suddenly, one of the cadre appeared from out of the darkness. "Hello, soldier", he said. "Do you have a light?” “Sure,” Jack replied, digging into his pocket for a book of matches. “Soldier! You are dead!” exclaimed the cadre. Jack had failed to challenge the infiltrator. The password was “Bronx”, the counter password was “Bombers”.

   • 2019 January 20, Sarah El Sirgany and Bianca Britton, “Sudan’s Omar al-Bashir blames infiltrators for anti-government protest deaths”, in CNN‎^[1]:

     Sudan’s President Omar al-Bashir blamed infiltrators for the recent deaths of anti-government protesters a speech Sunday while vowing to respect the will of the people in the 2020 elections.

   • 2019 April 12, James Griffiths and Manveena Suri, “Outrage over BJP promise to ‘remove every single infiltrator’ from India”, in CNN‎^[2]:

     “We will remove every single infiltrator from the country, except Buddha, Hindus and Sikhs,” Bharatiya Janata Party (BJP) president Amit Shah told supporters in West Bengal on Thursday.

• (one who infiltrates an organization or territory): informant, narc, spy, plant, provocateur