Malfoycest

Noun

 * 1)  Any ship involving members of the Malfoy family from the  series in an incestuous relationship.
 * 2) * 2007, Catherine Tosenberger, "Potterotics: Harry Potter Fanfiction On The Internet", dissertation submitted to the University of Florida, page 151:
 * Unlike Weasleycest, which has spread across the fandom like kudzu, Malfoycest has always been more difficult to find, and its writers a bit more secretive.
 * 1) * 2010, Sigrid Sindhuber, "Slashing Harry Potter: The phenomenon of border-transgression in fan fiction", thesis submitted to the University of Vienna, page 93:
 * The most popular pairing within Malfoycest is Lucius/Draco.