mop up vs get through

mop up is a noun but get through is not a noun.

Word	Noun	Adjective	Verb	Adverb
mop up	Yes	No	Yes	No
get through	No	No	Yes	No

As verbs, mop up and get through are synonyms defined as:

Other synonyms of mop up include clear up, finish off, finish up, polish off, wrap up.

mop up (noun)	get through (noun)
a concluding action

mop up (verb)	get through (verb)
finish a task completely	finish a task completely
defeat thoroughly	become clear or enter one's consciousness or emotions
to wash or wipe with or as if with a mop	be in or establish communication with
	succeed in reaching a real or abstract destination after overcoming problems
	spend or pass, as with boredom or in a pleasant manner; of time