mortal vs mortality

mortal and mortality both are nouns.

Word	Noun	Adjective	Verb	Adverb
mortal	Yes	Yes	No	No
mortality	Yes	No	No	No

mortal (noun)	mortality (noun)
a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential	the quality or state of being mortal
	the ratio of deaths in an area to the population of that area; expressed per 1000 per year

mortal (adjective)	mortality (adjective)
subject to death
unrelenting and deadly
involving loss of divine grace or spiritual death
causing or capable of causing death