incestualist

Etymology
.

Noun

 * 1)  One who engages in incest.
 * 2) * 2005, Uncle Davey, Re: To those who CONTINUE to attack Dr Gastrich Group: talk.origins
 * OK, Aaron, what about a parade of necrophiliac incestualists next to your front door every other weekend? Gonna tolerate that?
 * OK, Aaron, what about a parade of necrophiliac incestualists next to your front door every other weekend? Gonna tolerate that?

Synonyms

 * incestual, inbreeder, incester, incestophile