varietal wine vs vino

varietal wine and vino both are nouns.

Word	Noun	Adjective	Verb	Adverb
varietal wine	Yes	No	No	No
vino	Yes	No	No	No

As nouns, vino is a hypernym of varietal wine; that is, vino is a word with a broader meaning than varietal wine:

varietal wine: a wine made principally from one grape and carrying the name of that grape
vino: fermented juice (of grapes especially)

Other hypernyms of varietal wine include wine.

varietal wine (noun)	vino (noun)
a wine made principally from one grape and carrying the name of that grape	fermented juice (of grapes especially)