aboriginal vs worker

aboriginal and worker both are nouns.

Word	Noun	Adjective	Verb	Adverb
aboriginal	Yes	Yes	No	No
worker	Yes	No	No	No

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

Other hypernyms of aboriginal include actor, doer.

aboriginal (noun)	worker (noun)
an indigenous person who was born in a particular place	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

aboriginal (adjective)	worker (adjective)
characteristic of or relating to people inhabiting a region from the beginning
having existed from the beginning; in an earliest or original stage or state