primitive person vs worker

primitive person and worker both are nouns.

Word	Noun	Adjective	Verb	Adverb
primitive person	Yes	No	No	No
worker	Yes	No	No	No

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

Other hypernyms of primitive person include actor, doer.

primitive person (noun)	worker (noun)
a person who belongs to an early stage of civilization	sterile member of a colony of social insects that forages for food and cares for the larvae
	a person who works at a specific occupation
	a member of the working class (not necessarily employed)
	a person who acts and gets things done