Thou... Wayward Rough-hewn Gudgeon
Parts of what makes up this insult can be found in "Richard III" spoken by "DERBY":

This insult has been seen 2 times on this site. The first time was on Thursday, November 26th, 2020Bear with her weakness, which, I think proceeds
From wayward sickness, and no grounded malice.
Saw you the king to-day, my Lord of Derby?

A total of 10496 insults have been uniquely generated 10981 times, with a total of 125000 (or 50 to the third power) insults available in the system!