"Be reaved" means to be deprived of someone or something through death or loss. Therefore, the antonyms for this phrase could be "to gain," "to receive," "to acquire," or "to obtain." These words denote the opposite of losing or being deprived of something. For example, when someone is be reaved of their job, they may try to acquire a new one. When someone is be reaved of a loved one, they may try to gain comfort and support from family and friends. Overall, the antonyms for "be reaved" highlight the importance of gaining, receiving, and acquiring to overcome loss and bereavement.