comber vs worker

comber and worker both are nouns.

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

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

comber (noun)	worker (noun)
a machine that separates and straightens the fibers of cotton or wool	sterile member of a colony of social insects that forages for food and cares for the larvae
a long curling sea wave	a person who works at a specific occupation
a person who separates and straightens the fibers of cotton or wool	a member of the working class (not necessarily employed)
	a person who acts and gets things done