neighbour vs worker

neighbour and worker both are nouns.

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

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

Other hypernyms of neighbour include actor, doer.

neighbour (noun)	worker (noun)
a nearby object of the same kind	sterile member of a colony of social insects that forages for food and cares for the larvae
a person who lives (or is located) near another	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

neighbour (verb)	worker (verb)
be located near or adjacent to
live or be located as a neighbor