arak vs strong drink

arak and strong drink both are nouns.

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

As nouns, strong drink is a hypernym of arak; that is, strong drink is a word with a broader meaning than arak:

arak: any of various strong liquors distilled from the fermented sap of toddy palms or from fermented molasses
strong drink: an alcoholic beverage that is distilled rather than fermented

Other hypernyms of arak include booze, hard drink, hard liquor, John Barleycorn, liquor, spirits.

arak (noun)	strong drink (noun)
any of various strong liquors distilled from the fermented sap of toddy palms or from fermented molasses	an alcoholic beverage that is distilled rather than fermented