Exact Match:
- spy
- (military) a secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors
- a secret watcher; someone who secretly watches other people; "my spies tell me that you had a good time last night"
- secretly collect sensitive or classified information; engage in espionage; "spy for the Russians"
- watch, observe, or inquire secretly
Synonyms:
- CIA man,
- agent,
- be vigilant,
- be watchful,
- beagle,
- behold,
- betrayer,
- blab,
- blabber,
- blabberer,
- blabbermouth,
- bug,
- case,
- catch sight of,
- clap eyes on,
- cloak-and-dagger operative,
- counterintelligence agent,
- counterspy,
- delator,
- descry,
- detect,
- detective,
- dig out,
- discern,
- discover,
- distinguish,
- double agent,
- espionage agent,
- espy,
- eye,
- eyeball,
- ferret out,
- fink,
- fish out,
- follow,
- gaze at,
- glimpse,
- grub up,
- have a looksee,
- have in sight,
- hold in view,
- hunt out,
- identify,
- informer,
- inside man,
- intelligence agent,
- investigator,
- keep in sight,
- keep in view,
- keep under observation,
- ken,
- lay eyes on,
- look after,
- look at,
- look on,
- look upon,
- make a reconnaissance,
- make out,
- meddle,
- military-intelligence man,
- narc,
- naval-intelligence man,
- nose,
- notice,
- observe,
- operative,
- peacher,
- peek,
- peep,
- perceive,
- pick out,
- pick up,
- play the spy,
- pry,
- pry out,
- put under surveillance,
- recognize,
- reconnoiter,
- reconnoiterer,
- regard,
- root out,
- scout,
- scout out,
- search out,
- secret agent,
- see,
- sense,
- sight,
- sleuth,
- snitch,
- snitcher,
- snoop,
- spook,
- spot,
- spotter,
- spy out,
- spy upon,
- spy-catcher,
- squealer,
- stag,
- stake out,
- stool pigeon,
- stoolie,
- take in,
- talebearer,
- tattler,
- tattletale,
- telltale,
- twig,
- undercover man,
- view,
- watch,
- whistle-blower,
- witness