luthier vs artificer

luthier and artificer both are nouns.

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

As nouns, artificer is a hypernym of luthier; that is, artificer is a word with a broader meaning than luthier:

luthier: a craftsman who makes stringed instruments (as lutes or guitars or violins)
artificer: a skilled worker who practices some trade or handicraft

Other hypernyms of luthier include artisan, craftsman, journeyman.

luthier (noun)	artificer (noun)
a craftsman who makes stringed instruments (as lutes or guitars or violins)	a skilled worker who practices some trade or handicraft
	someone who is the first to think of or make something
	an enlisted man responsible for the upkeep of small arms and machine guns etc.