[{"Bold_text": "noun", "List Items": ["Chiefly Northeastern U.S.a long, thin board ,thicker along one edge than the other, used in covering the outer walls of buildings, being laid horizontally, the thick edge of each board the thin edge of the board it.", "British.a size of oak board for making barrel staves and for wainscoting."]}, {"Bold_text": "adjective", "List Items": ["of or made of clapboard:a clapboard house."]}, {"Bold_text": "noun", "List Items": ["a small board a hinged stick attached that is clapped clap at the beginning of the filming of a shot for use later in synchronizing sound and image in the editing of the film."]}]