Thou... Vain Clay-brained Canker-blossom
Parts of what makes up this insult can be found in "Loves Labours Lost" spoken by "BIRON":

This insult has been seen 1 time on this site. This was on Wednesday, April 1st, 2020Therefore this article is made in vain,
Or vainly comes the admired princess hither.
What say you, lords? Why, this was quite forgot.

A total of 10308 insults have been uniquely generated 10778 times, with a total of 125000 (or 50 to the third power) insults available in the system!