verbs
choose and follow; as of theories, ideas, policies, strategies or plans
"She followed the feminist movement"; "The candidate espouses Republican ideals"
take up and practice as one's own
take on titles, offices, duties, responsibilities
"When will the new President assume office?"
take on a certain form, attribute, or aspect
"His voice took on a sad tone"; "The story took a new turn"; "he adopted an air of superiority"; "She assumed strange manners"; "The gods assume human or animal form in these fables"
take into one's family
"They adopted two children from Nicaragua"
put into dramatic form
"adopt a book for a screenplay"
take up the cause, ideology, practice, method, of someone and use it as one's own
"She embraced Catholicism"; "They adopted the Jewish faith"