buoy

v.t. (to keep afloat on a liquid; to keep floating in the air– usu. used with up) प्लावित करणे (प्लु– प्लवते itself means to float. प्लावित = kept afloat, and hence the pfx. उत् is unnecessary) (is buoyed up प्लावित केला जातो, प्लावित होतो)