armourer vs artificer

armourer and artificer both are nouns.

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

As nouns, armourer and artificer are synonyms defined as:

armourer and artificer: an enlisted man responsible for the upkeep of small arms and machine guns etc.

Other synonyms of armourer include armorer.

armourer (noun)	artificer (noun)
a manufacturer of firearms	a skilled worker who practices some trade or handicraft
an enlisted man responsible for the upkeep of small arms and machine guns etc.	someone who is the first to think of or make something
a worker skilled in making armor or arms	an enlisted man responsible for the upkeep of small arms and machine guns etc.