Secrecy and Concealment


 * abscond
 * alias
 * alphanumeric
 * ambuscade
 * ambush
 * arcanum
 * backdoor
 * background
 * backstage
 * backstairs
 * beard
 * defog
 * behind-the scenes
 * between you and me
 * black market
 * blind
 * blow ones cover
 * blow the whistle on
 * blur
 * booby trap
 * bug
 * burke
 * bury
 * bushwhack
 * buzz
 * cache
 * camisado
 * camouflage
 * carapace
 * cipher
 * clandestine
 * classified
 * cloak
 * cloud
 * code
 * code name
 * code word
 * conceal
 * concealment
 * confidence
 * contraband
 * cover
 * cover ones tracks
 * covert
 * coverup
 * cryptic
 * cryptography
 * decipher
 * deconde
 * decoy
 * disguise
 * dissemble
 * dissimulate
 * divulge
 * doggo
 * eavesdrop
 * expose
 * expose
 * fine print
 * foxhole
 * fugitive
 * furtive
 * get away with
 * get out
 * grapevine
 * hide
 * hideaway
 * hideout
 * hole up
 * hugger-mugger
 * hush-hush
 * hush-up
 * imposture
 * incognito
 * indiscretion
 * informant
 * informer
 * innuendo
 * inside information
 * insinuation
 * intelligence
 * in the dark
 * in the know
 * leak
 * lie low
 * listen in
 * low-profile
 * lurk
 * mask
 * masquerade
 * mum
 * nose out
 * obfuscate
 * oblique
 * obscurantism
 * obscure
 * on the lam
 * palimpsest
 * password
 * pig in a poke
 * private
 * pry
 * pussyfoot
 * recess
 * reconnaissance
 * reveal
 * rifle
 * rumor
 * rumormonger
 * safe house
 * score
 * screen
 * second-story man
 * secrecy
 * secret
 * secretive
 * shadow
 * shirk
 * sing
 * skulk
 * slyboots
 * smell a rat
 * smoke screen
 * sneak
 * sneak thief
 * snoop
 * spill
 * spill the beams
 * spy
 * squeal
 * Star Chamber
 * stash
 * steal
 * stealth
 * stonewall
 * stool pigeon
 * stowaway
 * sub rose
 * subterfuge
 * subterranean
 * suppress
 * surreptitious
 * surveillance
 * tail
 * tap
 * tattle
 * tittle-tattle
 * top-secret
 * track
 * trail
 * ulterior
 * undercover
 * underhanded
 * under-the-counter
 * under-the table
 * under wraps
 * unearth
 * unmask
 * up ones sleeve
 * veil
 * wizard
 * watch
 * waylay
 * weasel
 * whistle-blower
 * wind
 * wiretap
 * wise
 * wriggle out