covert
above water
abstruse
armored
at anchor
back-door
backstairs
beclouded
behind the curtain
behind the scenes
behind the veil
blind
buried
cased
ceiled
clandestine
cloaked
close
clouded
coated
concealed
confidential
coped
covered
covertly
cowled
curtained
doggo
eclipsed
encapsulated
encapsuled
encased
enveloped
enwrapped
feline
filmed
floored
furtive
hid
hidden
hidden out
hidlings
high and dry
hole-and-corner
hooded
housed
hugger-mugger
hush-hush
cloak-and-dagger
antitrust
big-city
counterintelligence
crew-cut
crime-scene
day-to-day
deep space
deep-cover
demiclone
fictional
freelance
heavyset
high-profile
investigative
off-duty
out-of-town
paramilitary
part-time
plainclothes
redheaded
resupply
uniformed
Discover
Glover
Shover
cover
discover
glover
hover
lover
plover
recover
rediscover
shover
uncover