advocate vs worker

advocate and worker both are nouns.

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

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

Other hypernyms of advocate include actor, doer.

advocate (noun)	worker (noun)
a person who pleads for a cause or propounds an idea	sterile member of a colony of social insects that forages for food and cares for the larvae
a lawyer who pleads cases in court	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

advocate (verb)	worker (verb)
push for something
speak, plead, or argue in favor of