Thou... Bootless Beef-witted Mammet
Parts of what makes up this insult can be found in "A Midsummer nights dream" spoken by "Fairy":

This insult has been seen 2 times on this site. The first time was on Friday, June 12th, 2020Skim milk, and sometimes labour in the quern
And bootless make the breathless housewife churn;
And sometime make the drink to bear no barm;

A total of 10659 insults have been uniquely generated 11163 times, with a total of 125000 (or 50 to the third power) insults available in the system!