beguiler

from WordNet (r) 3.0 (2006)

beguiler
    n 1: someone who leads you to believe something that is not true
         [syn: {deceiver}, {cheat}, {cheater}, {trickster},
         {beguiler}, {slicker}]
    2: a person who charms others (usually by personal
       attractiveness) [syn: {charmer}, {beguiler}]

from The Collaborative International Dictionary of English v.0.48

Beguiler \Be*guil"er\, n.
   One who, or that which, beguiles.
   [1913 Webster]