adoptable vs adopt

adoptable is an adjective but adopt is not an adjective.

Word	Noun	Adjective	Verb	Adverb
adoptable	No	Yes	No	No
adopt	No	No	Yes	No

adoptable (adjective)	adopt (adjective)
suitable or eligible for adoption

adoptable (verb)	adopt (verb)
	take into one's family
	take on a certain form, attribute, or aspect
	take up the cause, ideology, practice, method, of someone and use it as one's own
	put into dramatic form
	take up and practice as one's own
	choose and follow; as of theories, ideas, policies, strategies or plans
	take on titles, offices, duties, responsibilities