Aristocrats

[Merna]

[Noble] class believed to be [breeding] only between themselves and thus slowly degenerating.
They are the target of the famous [The Aristocrats] joke told by many stand-up comedians.
So the term can be used for people supposed to have pervert sex with their family members and family animals in the most disgusting ways one can imagine.

[Greta]

a person of high social rank who belongs to the aristocracy: