noun (n)

• a person who is deemed to be despicable or contemptible

  orang yang dianggap menjadi hina atau hina

  Example:
  Only a rotter would do that.
  

  Synonym:
  bum, crumb, dirty dog, git, lowlife, puke, rat, scum bag, skunk, so-and-so, stinker, stinkpot
  

  source: wordnet30