Thou... Mammering Half-faced Harpy

Parts of what makes up this insult can be found in "King John" spoken by "BASTARD":
With half that face would he have all my land:
A half-faced groat five hundred pound a year!
My gracious liege, when that my father lived,
This insult has been seen 1 time on this site. This was on Monday, July 17th, 2017
Thou... Art Here to be Insulted and Humored

A total of 9773 insults have been uniquely generated 10189 times, with a total of 125000 (or 50 to the third power) insults available in the system!