rowanberry vodka vs hard liquor

rowanberry vodka and hard liquor both are nouns.

Word	Noun	Adjective	Verb	Adverb
rowanberry vodka	Yes	No	No	No
hard liquor	Yes	No	No	No

As nouns, hard liquor is a hypernym of rowanberry vodka; that is, hard liquor is a word with a broader meaning than rowanberry vodka:

rowanberry vodka: a strong liquor made from rowan infusion with the addition of natural caramel, wine distillate and fruit distillates.
hard liquor: an alcoholic beverage that is distilled rather than fermented

Other hypernyms of rowanberry vodka include booze, hard drink, John Barleycorn, liquor, spirits, strong drink.

rowanberry vodka (noun)	hard liquor (noun)
a strong liquor made from rowan infusion with the addition of natural caramel, wine distillate and fruit distillates.	an alcoholic beverage that is distilled rather than fermented