mop vs absorb

mop is a noun but absorb is not a noun.

Word	Noun	Adjective	Verb	Adverb
mop	Yes	No	Yes	No
absorb	No	No	Yes	No

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

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

mop (noun)	absorb (noun)
cleaning implement consisting of absorbent material fastened to a handle; for cleaning floors

mop (verb)	absorb (verb)
make a sad face and thrust out one's lower lip	cause to become one with
to wash or wipe with or as if with a mop	take up mentally
	consume all of one's attention or time
	devote (oneself) fully to
	take in, also metaphorically
	become imbued
	assimilate or take in
	take up, as of debts or payments
	suck or take up or in