spy
spying
espionage
counterspying
counterespionage
snooping
espiocrat
undie
HUMINT
spookspeak
jasoos
hush-hush
snooper
snoop
spydom
cyberspying
counterintelligence
spycatching
antispy
intelligence officer
counterspy
secret agent
intelligence agent
operative
mole
news leak
hole-and-corner
black bag operation
leak
shadowing
sexpionage
joe
spier
bespy
clandescent
antispying
underhand
under one's hat
cover
infiltrator
legend
shadow
Stasi
double agent
invader
antiespionage
spyess
spywork
doc drop
cyberespionage
industrial espionage
spymaster
leaker
dead drop
snoopable
tradecraft
spooked
espionage network
shut one's mouth
keep one's mouth shut
dark
keep quiet
Big Brother
confidentiality
hidelings
secret service
co-spy
spook
off the grid
spyhopping
secernent
spycatcher
peeper
hugger-mugger
cut-out
spycraft
detective
hypersecretory
undercover
on the Q.T.
Deep Throat
superspook
sub rosa
nark
tail
black-bag
shadower
copper's nark
spylike
mum

English words for 'secretly collect sensitive or classified information; engage in espionage'

As you may have noticed, above you will find words for "secretly collect sensitive or classified information; engage in espionage". Hover the mouse over the word you'd like to know more about to view its definition. Click search related words by phrase or description. to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.

Recent Queries