drunk vs souse

drunk and souse both are nouns.

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

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

Other hyponyms of drunk include alcoholic, alky, boozer, dipsomaniac, lush, soaker.

drunk (noun)	souse (noun)
a chronic drinker	the act of making something completely wet
someone who is intoxicated	pork trimmings chopped and pickled and jelled
	a person who drinks alcohol to excess habitually

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

drunk (verb)	souse (verb)
	cook in a marinade
	cover with liquid; pour liquid onto
	become drunk or drink excessively
	immerse briefly into a liquid so as to wet, coat, or saturate