drunk vs intoxicated

drunk is a noun but intoxicated is not a noun.

Word	Noun	Adjective	Verb	Adverb
drunk	Yes	Yes	No	No
intoxicated	No	Yes	No	No

As adjectives, drunk and intoxicated are synonyms defined as:

drunk and intoxicated: stupefied or excited by a chemical substance (especially alcohol)

Other synonyms of drunk include gone, inebriated, ripped.

As adjectives, drunk and intoxicated are synonyms defined as:

drunk (noun)	intoxicated (noun)
a chronic drinker
someone who is intoxicated

drunk (adjective)	intoxicated (adjective)
stupefied or excited by a chemical substance (especially alcohol)	stupefied or excited by a chemical substance (especially alcohol)
as if under the influence of alcohol	as if under the influence of alcohol