arrack vs liquor

arrack and liquor both are nouns.

Word	Noun	Adjective	Verb	Adverb
arrack	Yes	No	No	No
liquor	Yes	No	No	No

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

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

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

arrack (noun)	liquor (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
	the liquid in which vegetables or meat have been cooked
	a liquid substance that is a solution (or emulsion or suspension) used or obtained in an industrial process