heterosexual person vs mortal

heterosexual person and mortal both are nouns.

Word	Noun	Adjective	Verb	Adverb
heterosexual person	Yes	No	No	No
mortal	Yes	Yes	No	No

As nouns, mortal is a hypernym of heterosexual person; that is, mortal is a word with a broader meaning than heterosexual person:

heterosexual person: a person having a sexual orientation to persons of the opposite sex
mortal: a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential

Other hypernyms of heterosexual person include individual, person, somebody, someone, soul.

heterosexual person (noun)	mortal (noun)
a person having a sexual orientation to persons of the opposite sex	a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential

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