Thou... Surly Tardy-gaited Malt-worm
Parts of what makes up this insult can be found in "King John" spoken by "KING JOHN":

This insult has been seen 2 times on this site. The first time was on Sunday, June 30th, 2019And thou possessed with a thousand wrongs,
Or if that surly spirit, melancholy,
Had baked thy blood and made it heavy-thick,

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!