Being devoted to someone or something means having a strong attachment, loyalty, and commitment towards them. Therefore, antonyms for "being devoted to" could be apathetic, indifferent, disloyal, uncommitted, or uninterested. Apathetic means feeling or showing no interest or passion, while indifferent implies a lack of concern or care. Disloyal suggests a lack of faithfulness or betrayal of trust. Uncommitted describes a lack of firm commitment or dedication, and uninterested refers to a lack of attention or enthusiasm. These antonyms convey the opposite meaning of being devoted and can be used to describe situations where someone is not fully committed or passionately involved.