zombie vs dead person

zombie and dead person both are nouns.

Word	Noun	Adjective	Verb	Adverb
zombie	Yes	No	No	No
dead person	Yes	No	No	No

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

zombie: a dead body that has been brought back to life by a supernatural force
dead person: someone who is no longer alive

Other hypernyms of zombie include dead soul, deceased, deceased person, decedent, departed.

zombie (noun)	dead person (noun)
several kinds of rum with fruit juice and usually apricot liqueur	someone who is no longer alive
a dead body that has been brought back to life by a supernatural force
someone who acts or responds in a mechanical or apathetic way
a god of voodoo cults of African origin worshipped especially in West Indies
(voodooism) a spirit or supernatural force that reanimates a dead body