The term LEADER OF THE HOUSE can be solved by the crossword solution USHER, which is a five letter word. An USHER is a person who is responsible for guiding people to their seats in a theater, church, or other public gathering. In the context of politics, an USHER is someone who is responsible for managing the legislative process in the HOUSE of Representatives. This includes organizing debates, introducing bills, and ensuring that the proceedings are conducted in an orderly manner.