Synonyms for adopt

verb

1. To take as a son or daughter

   take in, raise, take from an orphanage, sign adoption papers for, take into one's family, make one's heir, take as one's own, foster, rear, bring up, mother, father, parent, give one's name to.

   Antonyms give up, disinherit*, cast out.

2. To take as one's own

   embrace, appropriate, seize, take up, take over, choose, select, assume, use, take to oneself, utilize, imitate, borrow, adapt for use, make one's own, espouse, affiliate, mimic.

   Antonyms deny*, repudiate, reject.

3. To vote acceptance

   affirm, assent (to), ratify; see approve 1.