seductress

From seductor +‎ -ess.

seductress (plural seductresses)

1. A woman skilled in and practiced at seduction.

   The sirens were seductresses who lured many sailors to their doom.

2. A woman who seduces.

   Even though she didn't think of herself as a seductress, her effect on men showed she was one.

• (both): See Thesaurus:vamp