grape vine vs grape

grape vine and grape both are nouns.

Word	Noun	Adjective	Verb	Adverb
grape vine	Yes	No	No	No
grape	Yes	No	No	No

As nouns, grape vine and grape are synonyms defined as:

grape vine and grape: any of numerous woody vines of genus Vitis bearing clusters of edible berries

Other synonyms of grape vine include grapevine.

grape vine (noun)	grape (noun)
any of numerous woody vines of genus Vitis bearing clusters of edible berries	a cluster of small projectiles fired together from a cannon to produce a hail of shot
	any of various juicy fruit of the genus Vitis with green or purple skins; grow in clusters
	any of numerous woody vines of genus Vitis bearing clusters of edible berries