Watch, observe, or inquire secretly
Else clues• Agent's activity
• Bond activity
• Bond orders?
• CIA activity
• Doing a secret agent's job
• Double agent's work
• Hazardous activity.
• Investigative work
• John Andre's work
• Kim Philby activity
• Looking furtively
• Secretly watching
• Snooping
• Watching secretly
• Keeping a secret or furtive watch
• Engage in espionage
• Secretly collect sensitive or classified information
• Catching sight of something
• The act of detecting something
• The act of keeping a secret watch for intelligence purposes
• Catch sight of