Mortify
verb
practice self-denial of one's body and appetites
verb
cause to feel shame; hurt the pride of
“He humiliated his colleague by criticising him in front of the boss”
Similar: humiliate, chagrin, humble, abase
verb
hold within limits and control
“subdue one's appetites”
Similar: subdue, crucify
verb
undergo necrosis
“the tissue around the wound necrosed”
Similar: necrose, gangrene, sphacelate