stealthy

Từ điển American Heritage Dictionary 4th

stealth·y (stĕlʹthē)adj. stealth·i·er, stealth·i·est
Marked by or acting with quiet, caution, and secrecy intended to avoid notice. See Synonyms at secret. stealthʹi·ly adv.stealthʹi·ness n.

• Từ đồng nghĩa / Synonyms:
  furtive, sneak(a), sneaky, surreptitious