skulker

1. "That's Miss Earnshaw?" he whispered to his mother," and look how Skulker has bitten her-how her foot bleeds!"
   “她是恩肖小姐？”他轻声对他妈妈说，“瞧，斯库尔克（狗名）把她咬成什么样了，她的脚流血很厉害！”

noun

1. someone waiting in concealment

   Synonym:    lurkerlurcher

2. someone shirking their duty by feigning illness or incapacity

   Synonym:    malingerershammer