Permacunt
When somebody has acted cuntishely on a frequent basis. Permacunt differs from cunt in that the reputation of said person has become so immensely cuntish that they will forever be deemed a cunt.
-"She is such a cunt, she will permanently be a cunt."
-"Yeah, man, she's a permacunt for sure."
-"Yeah, man, she's a permacunt for sure."