stealthy /ˈstɛlθi/
 (a.)祕密的,掩人耳目的,鬼鬼祟祟的
 Stealth·y a. [Compar. Stealthier superl. Stealthiest.] Done by stealth; accomplished clandestinely; unperceived; secret; furtive; sly.
 [Withered murder] with his stealthy pace, . . .
 Moves like a ghost.   --Shak.
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 stealthy
      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, skulking,
             sneak(a), sneaky, surreptitious]
      [also: stealthiest, stealthier]