The word "re-possessing" implies to take back something that was once owned or possessed. Its antonyms could be "losing," "giving away," "surrendering," "relinquishing," "ceding," "releasing," "ceding," "conceding," "abandoning," and "yielding." All these words convey the opposite meaning of "re-possessing," indicating that the ownership or possession of something is being abandoned or transferred to another person or entity. Understanding these antonyms can help in crafting concise and effective communication in certain situations, such as legal contracts or personal exchanges, where one party is relinquishing their claim to ownership or control.