Here are some instances from literature:
(from Troilus and Cressida, by Shakespeare)
Ajax: Thou bitch-wolf's son, canst thou not hear? Feel then.
Thersites: The plague of Greece upon thee, thou mongrel beef-witted lord!
But soft! I have here a reenactment of such an exchange:
Does it sound like Rap? Flyting is thought to be one of the origins of Rap. If I had more time, I would expand on this. Instead, here is a Flyting session staged between a Scot and Margaret Thatcher (if you suspend your disbelief...)
Click here to Go to the A to Z Challenge