noun (n)

• someone who leads you to believe something that is not true(noun.person)

  Synonym:
  cheat, cheater, deceiver, slicker, trickster
  

  source: wordnet30
• a person who charms others (usually by personal attractiveness)(noun.person)

  Synonym:
  charmer
  

  source: wordnet30
• One who, or that which, beguiles.(noun)

  source: webster1913