twatfinch
When someone is consistently annoying and in the end you call them a twatfinch, rather than the normal twat you have been calling them.
"Stop hitting me twat"
"No"
"Stop hitting me twat"
"No"
"Stop hitting me twat"
"No"
"Stop hitting me twatfinch"
"No"
"Stop hitting me twat"
"No"
"Stop hitting me twat"
"No"
"Stop hitting me twatfinch"