skulking


skulking (http://definr.com/skulking)

     adj : marked by quiet and caution and secrecy; taking pains to
           avoid being observed; "a furtive manner"; "a lurking
           prowler"; "a sneak attack"; "stealthy footsteps"; "a
           surreptitious glance at his watch"; "someone skulking
           in the shadows" [syn: furtive, lurking, sneak(a),
            sneaky, stealthy, surreptitious]
     n : evading duty or work by pretending to be incapacitated;
         "they developed a test to detect malingering" [syn: malingering]