Elihu son of Barachel is identified by what title?

Answer: The Buzite

Elihu son of Barachel the Buzite, of the family of Ram, grew angry with Job and with his three friends.

“This kindled the anger of Elihu son of Barachel the Buzite, of the family of Ram. He burned with anger against Job for justifying himself rather than God,”— Job 32:2 (BSB)