Answer:

cru

Answer	Crossword Clue
CRU	High-quality French vineyard
CRU	Word on a French wine bottle
CRU	Grand finale?

CRU	Word on a wine label
CRU	Word on a magnum
CRU	Grade of wine
CRU	French vineyard
CRU	Vineyard designation
CRU	Word on une bouteille de vin
CRU	Vin classification
CRU	Grand ... (wine phrase)

CRU	Grand ... (wine designation)
CRU	French wine classification
CRU	Grand ... (wine of the highest rank)
CRU	Grand ... (vineyard designation)
CRU	Word on a vin bottle
CRU	High-quality vineyard
CRU	Premier ... (wine designation)
CRU	Grand ... (wine appellation)

CRU	Grand ... (wine words)