glass cutter vs glass-cutter

glass cutter and glass-cutter both are nouns.

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

As nouns, glass cutter and glass-cutter are synonyms defined as:

Other synonyms of glass cutter include glassworker, glazer, glazier.

As nouns, glass cutter and glass-cutter are synonyms defined as:

glass cutter and glass-cutter: someone who cuts or grinds designs on glass

glass cutter (noun)	glass-cutter (noun)
a tool for cutting glass	someone who cuts flat glass to size
someone who cuts flat glass to size	someone who cuts or grinds designs on glass
someone who cuts or grinds designs on glass