spying Synonyms

catching detection spotting espial undercover work snoop nosey nosy snoopy information gathering wiretap bugging witnessing watching watch counterintelligence cyberespionage reconnoitering be a spy black operations intelligence gathering snitching wiretapping voyeurism uninquisitive stakeout snooping sleuthing secret service viewing tailing surveyance looking intelligence inspecting inquisitive infiltration glancing gazing following espy espionage eavesdropping lookout notice surveillance spot sighting shadowing reconnaissance