storefront vs show window

storefront and show window both are nouns.

Word	Noun	Adjective	Verb	Adverb
storefront	Yes	No	No	No
show window	Yes	No	No	No

storefront (noun)	show window (noun)
the front side of a store facing the street; usually contains display windows	a window of a store facing onto the street; used to display merchandise for sale in the store
	a setting in which something can be displayed to best effect