V-8 juice vs juice

V-8 juice and juice both are nouns.

Word	Noun	Adjective	Verb	Adverb
V-8 juice	Yes	No	No	No
juice	Yes	No	No	No

As nouns, juice is a hypernym of V-8 juice; that is, juice is a word with a broader meaning than V-8 juice:

V-8 juice: brand name for canned mixed vegetable juices
juice: the liquid part that can be extracted from plant or animal tissue by squeezing or cooking

V-8 juice (noun)	juice (noun)
brand name for canned mixed vegetable juices	any of several liquids of the body
	the liquid part that can be extracted from plant or animal tissue by squeezing or cooking
	electric current
	energetic vitality