What is another word for intelligence activity?
Pronunciation: [ɪntˈɛlɪd͡ʒəns aktˈɪvɪti] (IPA) 
Intelligence activity is a term that refers to the gathering of classified information by trained personnel. Some synonyms for intelligence activity include espionage, surveillance, reconnaissance, and spying. Espionage specifically refers to the act of obtaining or transmitting confidential information without permission. Surveillance, on the other hand, is the monitoring of a person or place to gather intelligence. Reconnaissance entails gathering information about an area in preparation for a military operation. Spying is the general term for the secret and covert observation of an individual or group. These terms are often used interchangeably and represent the various ways in which information is collected for intelligence purposes.
