Incestia

When a two or more autistic members of the family do sexual things.

Damn, The Invertia family is being incestia again

Incestia by Not tritron August 19, 2017

incesting 

committing incest on a regular basis.

having sex with your mom on a regular basis would be considered incesting

incesting by Baybee Becky October 20, 2008

incesttard 

One who repeatedly engages in incest with as many relatives as possible to the point of becoming stupid.

Tell that incesttard to come down for dinner and leave his little sister alone!

incesttard by Dr Bunnygirl August 17, 2019

Incestion 

Getting your own mother pregnant, then getting that daughter/sister pregnant. Therefore, it's a sister within a sister. Inception + Incest = Incestion

Woah, you got your mom pregnant? Then that child? INCESTION!

Incestion by Lily69 June 13, 2012

Incestable 

A blood relative with enough beauty to warrant serious contemplation of sexual relations.

I haven't seen my cousin Jessica since we were kids...fuck me running - she's incestable!

Incestable by Alison Chaynes May 22, 2009

Incestist 

The act of discrimination against people who are in the an incest relationship. Word Origins: combination between Incest and Racist, First used by a Weeaboo on Youtube that goes by the name of Double4anime.

if you don't support incest, you are incestist

Incestist by Rimic June 21, 2016

incesticide 

incest- sexual intercourse between people within the same family.

suffix- icide- to get rid of. (e.g., pesticide)

a kick ass nirvana album.

incesticide is one of the best nirvana albums.

incesticide by dead is grunge April 25, 2004