muscatel vs vinifera grape

muscatel and vinifera grape both are nouns.

Word	Noun	Adjective	Verb	Adverb
muscatel	Yes	No	No	No
vinifera grape	Yes	No	No	No

As nouns, vinifera grape is a hypernym of muscatel; that is, vinifera grape is a word with a broader meaning than muscatel:

muscatel: sweet aromatic grape used for raisins and wine
vinifera grape: grape from a cultivated variety of the common grape vine of Europe

muscatel (noun)	vinifera grape (noun)
sweet aromatic grape used for raisins and wine	grape from a cultivated variety of the common grape vine of Europe
wine from muscat grapes	common European grape cultivated in many varieties; chief source of Old World wine and table grapes