Thou... Wayward Guts-griping Gudgeon
Parts of what makes up this insult can be found in "King Lear" spoken by "GONERIL":

This insult has been seen 2 times on this site. The first time was on Monday, February 4th, 2019not alone the imperfections of long-engraffed
condition, but therewithal the unruly waywardness
that infirm and choleric years bring with them.

A total of 10632 insults have been uniquely generated 11134 times, with a total of 125000 (or 50 to the third power) insults available in the system!