glass cutter vs craftsman

glass cutter and craftsman both are nouns.

Word	Noun	Adjective	Verb	Adverb
glass cutter	Yes	No	No	No
craftsman	Yes	No	No	No

As nouns, craftsman is a hypernym of glass cutter; that is, craftsman is a word with a broader meaning than glass cutter:

Other hypernyms of glass cutter include artificer, artisan, journeyman.

glass cutter (noun)	craftsman (noun)
a tool for cutting glass	a skilled worker who practices some trade or handicraft
someone who cuts flat glass to size	a creator of great skill in the manual arts
someone who cuts or grinds designs on glass	a professional whose work is consistently of high quality