intoxicant vs liquor

intoxicant and liquor both are nouns.

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

As nouns, liquor is a hyponym of intoxicant; that is, liquor is a word with a more specific, narrower meaning than intoxicant:

intoxicant (noun)	liquor (noun)
a drug that can produce a state of intoxication	an alcoholic beverage that is distilled rather than fermented
a liquor or brew containing alcohol as the active agent	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

intoxicant (adjective)	liquor (adjective)
causing intoxication