Thou... Vain Clay-brained Fustilarian
Parts of what makes up this insult can be found in "Henry V" spoken by "CANTERBURY":

This insult has been seen 1 time on this site. This was on Friday, January 20th, 2023Which is a wonder how his grace should glean it,
Since his addiction was to courses vain,
His companies unletter'd, rude and shallow,

A total of 10472 insults have been uniquely generated 10953 times, with a total of 125000 (or 50 to the third power) insults available in the system!