mop up vs suck

mop up and suck both are nouns.

Word	Noun	Adjective	Verb	Adverb
mop up	Yes	No	Yes	No
suck	Yes	No	Yes	No

As verbs, suck is a hypernym of mop up; that is, suck is a word with a broader meaning than mop up:

Other hypernyms of mop up include absorb, draw, imbibe, soak up, sop up, suck up, take in, take up.

mop up (noun)	suck (noun)
a concluding action	the act of sucking

mop up (verb)	suck (verb)
finish a task completely	give suck to
defeat thoroughly	draw into the mouth by creating a practical vacuum in the mouth
to wash or wipe with or as if with a mop	take in, also metaphorically
	draw something in by or as if by a vacuum
	provide sexual gratification through oral stimulation
	be inadequate or objectionable
	attract by using an inexorable force, inducement, etc.