strong drink vs hard drink

strong drink and hard drink both are nouns.

Word	Noun	Adjective	Verb	Adverb
strong drink	Yes	No	No	No
hard drink	Yes	No	No	No

As nouns, strong drink and hard drink are synonyms defined as:

strong drink and hard drink: an alcoholic beverage that is distilled rather than fermented

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

strong drink (noun)	hard drink (noun)
an alcoholic beverage that is distilled rather than fermented	an alcoholic beverage that is distilled rather than fermented