White person vs worker

White person and worker both are nouns.

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

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

White person: a person of European descent with a light-skinned or pale complexion
worker: a person who acts and gets things done

Other hypernyms of White person include actor, doer.

White person (noun)	worker (noun)
a person of European descent with a light-skinned or pale complexion	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