adoptee vs adopt

adoptee is a noun but adopt is not a noun.

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

adoptee (noun)	adopt (noun)
someone (such as a child) who has been adopted

adoptee (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