gangrene vs mortify

gangrene is a noun but mortify is not a noun.

Word	Noun	Adjective	Verb	Adverb
gangrene	Yes	No	Yes	No
mortify	No	No	Yes	No

As verbs, gangrene and mortify are synonyms defined as:

Other synonyms of gangrene include necrose, sphacelate.

gangrene (noun)	mortify (noun)
the localized death of living cells (as from infection or the interruption of blood supply)
necrotic tissue; a mortified or gangrenous part or mass

gangrene (verb)	mortify (verb)
undergo necrosis	undergo necrosis
	cause to feel shame; hurt the pride of
	hold within limits and control
	practice self-denial of one's body and appetites