absorb vs absorptive

absorb is not an adjective while absorptive is an adjective.

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

absorb (adjective)	absorptive (adjective)
	having power or capacity or tendency to absorb or soak up something (liquids or energy etc.)

absorb (verb)	absorptive (verb)
cause to become one with
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