lurker

Từ điển WordNet v3.1 - WordNet Dictionary

noun

someone waiting in concealment
• Syn:
skulker, lurcher
• Derivationally related forms:
skulk (for: skulker), lurk
• Hypernyms:
waiter

• Từ đồng nghĩa / Synonyms:
  ambush, scupper, bushwhack, waylay, ambuscade, lie in wait, skulk