am·or·ist /ˈæmərɪst/
  好色之徒,耽于談情說愛者,愛情小說作者
  Am·o·rist n.  A lover; a gallant. [R.]
     It was the custom for an amorist to impress the name of his mistress in the dust, or upon the damp earth, with letters fixed upon his shoe.   --Southey.
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  amorist
       n : one dedicated to love and lovemaking especially one who
           writes about love