barrel maker vs artificer

barrel maker and artificer both are nouns.

Word	Noun	Adjective	Verb	Adverb
barrel maker	Yes	No	No	No
artificer	Yes	No	No	No

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

Other hypernyms of barrel maker include artisan, craftsman, journeyman.

barrel maker (noun)	artificer (noun)
a craftsman who makes or repairs wooden barrels or tubs	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.