artfulness
clandestine behavior
clandestinity
covertness
craft
cunning
deceit
deceitfulness
duplicity
falseheartedness
falseness
guile
hypocrisy
indirection
insidiousness
prowl
prowling
shiftiness
slinkiness
slyness
sneak attack
sneakiness
stalking
stealth
stealthiness
surreptitiousness
treacherousness
underground activity
underhand dealing
underhandedness
closeness
secretiveness
associationism
backtrack
brasswork
changeableness
defilade
factiousness
inadequateness
incoherency
institutionalization
involutions
maneuverability
mercilessness
moonbeam
prison-cell
reclusion
ridiculousness
rifle-barrel
seemliness
warpath