armorer vs manufacturer

armorer and manufacturer both are nouns.

Word	Noun	Adjective	Verb	Adverb
armorer	Yes	No	No	No
manufacturer	Yes	No	No	No

As nouns, manufacturer is a hypernym of armorer; that is, manufacturer is a word with a broader meaning than armorer:

Other hypernyms of armorer include maker, manufacturing business.

armorer (noun)	manufacturer (noun)
a manufacturer of firearms	a business engaged in manufacturing some product
an enlisted man responsible for the upkeep of small arms and machine guns etc.	someone who manufactures something
a worker skilled in making armor or arms