booze vs hard liquor

booze and hard liquor both are nouns.

Word	Noun	Adjective	Verb	Adverb
booze	Yes	No	Yes	No
hard liquor	Yes	No	No	No

As nouns, booze and hard liquor are synonyms defined as:

booze and hard liquor: an alcoholic beverage that is distilled rather than fermented

Other synonyms of booze include hard drink, John Barleycorn, liquor, spirits, strong drink.

booze (noun)	hard liquor (noun)
an alcoholic beverage that is distilled rather than fermented	an alcoholic beverage that is distilled rather than fermented

booze (verb)	hard liquor (verb)
consume alcohol