meld vs absorb

meld is a noun but absorb is not a noun.

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

As verbs, absorb is a hyponym of meld; that is, absorb is a word with a more specific, narrower meaning than meld:

meld (noun)	absorb (noun)
a form of rummy using two decks of cards and four jokers; jokers and deuces are wild; the object is to form groups of the same rank

meld (verb)	absorb (verb)
mix together different elements	cause to become one with
lose its distinct outline or shape; blend gradually	take up mentally
announce for a score; of cards in a card game	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