(bound form) a wedge or peg; a piece of wood or metal thick at one end and thin at the other used to secure a joint or fill a gap

mouth of a person or animal; beak, bill, or snout

(bound form) wren; used in the names of certain birds like the 鹩哥 liáo​gē or 鹪鹩 jiāo​liáo

(bound form) babbler; thrush; a type of songbird with a long tail and curved beak, including species such as the 画眉 huà​méi