souse vs hit it up

souse is a noun but hit it up is not a noun.

Word	Noun	Adjective	Verb	Adverb
souse	Yes	No	Yes	No
hit it up	No	No	Yes	No

As verbs, souse and hit it up are synonyms defined as:

Other synonyms of souse include inebriate, soak.

souse (noun)	hit it up (noun)
the act of making something completely wet
pork trimmings chopped and pickled and jelled
a person who drinks alcohol to excess habitually

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