alcoholic vs lush

alcoholic and lush both are nouns.

Word	Noun	Adjective	Verb	Adverb
alcoholic	Yes	Yes	No	No
lush	Yes	Yes	No	No

As nouns, alcoholic and lush are synonyms defined as:

Other synonyms of alcoholic include alky, boozer, dipsomaniac, soaker, souse.

alcoholic (noun)	lush (noun)
a person who drinks alcohol to excess habitually	a person who drinks alcohol to excess habitually

alcoholic (adjective)	lush (adjective)
characteristic of or containing alcohol	produced or growing in extreme abundance
addicted to alcohol	tender and full of juice
	ostentatiously rich and superior in quality
	having strong sexual appeal