The term ADMIRALTY refers to the government department responsible for the command of the Royal Navy. LIBELEE is a seven letter word meaning to accuse or blame, and is often used in legal contexts. REAR is a four letter word meaning the back part of something, and is often used to describe the back of a building or vehicle. BRASS is a five letter word meaning a yellow alloy of copper and zinc, and is often used to make musical instruments and other objects. Together, these words refer to the Admiralty's role in commanding the Royal Navy, as well as its legal responsibilities and the use of BRASS in naval vessels.