This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. Present participle of spy.

n. espionage

n. the act of keeping a secret watch for intelligence purposes

n. the act of detecting something; catching sight of something

n. keeping a secret or furtive watch

"And now, sir, you are spying upon me, -- _spying_, I say, -- and it only confirms what I said of you before. ""

spied    spies    spying   

inquire    enquire    investigate    sight    supervise    monitor   

observe    discover    Wikipedia article on spies   

spyware    spyglass   

spied   

spy ring    spy on   

explore    scrutinize    scout    emissary    watcher    intelligencer    shadow    lurcher    tout    smeller   

Ai    Alai    Ally    Bi    Bligh    Bly    Brunei    Cai    Cy    Dai   

thief    traitor    detective    assassin    pirate    police    agent    servant    politician    diplomat