intoxicant vs alcoholic beverage

intoxicant and alcoholic beverage both are nouns.

Word	Noun	Adjective	Verb	Adverb
intoxicant	Yes	Yes	No	No
alcoholic beverage	Yes	No	No	No

As nouns, intoxicant and alcoholic beverage are synonyms defined as:

intoxicant and alcoholic beverage: a liquor or brew containing alcohol as the active agent

Other synonyms of intoxicant include alcohol, alcoholic drink, inebriant.

intoxicant (noun)	alcoholic beverage (noun)
a drug that can produce a state of intoxication	a liquor or brew containing alcohol as the active agent
a liquor or brew containing alcohol as the active agent

intoxicant (adjective)	alcoholic beverage (adjective)
causing intoxication