hammerhead, hammerhead shark
['water buffalo, water ox, Asiatic buffalo, Bubalus bubalis', 'paddle, boat paddle', 'guillotine', 'hand blower, blow dryer, blow drier, hair dryer, hair drier', 'hard disc, hard disk, fixed disk', 'hen-of-the-woods, hen of the woods, Polyporus frondosus, Grifola frondosa', 'puck, hockey puck']