gnawynge

Etymology
From.

Adjective

 * 1) Gnawing; avid chewing or consuming.
 * 2) A severe pain or injury; something that causes great pain.
 * 3)  Insulting, mocking; a verbal attack.
 * 4)  Corroding, wearing; an instance of corrosion.
 * 5)  The feeling of mental anguish.