ninepins: a bowling game that is played by rolling a bowling ball down a bowling alley at a target of nine wooden pins
bowling: a game in which balls are rolled at an object or group of objects with the aim of knocking them over or moving them
celluloid: highly flammable substance made from cellulose nitrate and camphor; used in e.g. motion-picture and X-ray film; its use has decreased with the development of nonflammable thermoplastics