maker vs armourer

maker and armourer both are nouns.

Word	Noun	Adjective	Verb	Adverb
maker	Yes	No	No	No
armourer	Yes	No	No	No

As nouns, armourer is a hyponym of maker; that is, armourer is a word with a more specific, narrower meaning than maker:

maker (noun)	armourer (noun)
a business engaged in manufacturing some product	a manufacturer of firearms
a person who makes things	an enlisted man responsible for the upkeep of small arms and machine guns etc.
	a worker skilled in making armor or arms