[{"Bold_text": "noun", "List Items": ["any tree or shrub of the genus Betula,comprising species with a smooth, laminated outer bark and close-grained wood.Compare birch family birch family.", "the wood itself.", "a birch rod, or a bundle of birch twigs, used especially for whipping."]}, {"Bold_text": "adjective", "List Items": ["birchen ."]}, {"Bold_text": "verb (used with object)", "List Items": ["to beat or punish with or as if with a birch:The young ruffians were birched soundly by their teacher."]}]