worker vs proletarian

worker and proletarian both are nouns.

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

As nouns, worker and proletarian are synonyms defined as:

worker and proletarian: a member of the working class (not necessarily employed)

Other synonyms of worker include prole.

worker (noun)	proletarian (noun)
sterile member of a colony of social insects that forages for food and cares for the larvae	a member of the working class (not necessarily employed)
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

worker (adjective)	proletarian (adjective)
	belonging to or characteristic of the proletariat