Antonyms are words that have opposite meanings to another word. The word "deposing" means to remove someone from a position of power or authority. Therefore, some possible antonyms for "deposing" could be "maintaining," "promoting," "elevating," "appointing," and "upholding." These words suggest actions that preserve or enhance one's authority or status, rather than taking it away. Examples of antonyms for "deposing" being used in sentences include: "The board of directors voted to maintain the CEO's position," "The company is promoting several employees to higher roles," and "The committee is upholding the decision made by the previous administration.