(dòu) surname Dou
(dòu) hole; convex opening; cavity (anatom.); sinus
(dòuéyuān) The Injustice to Dou E (popular drama by 關漢卿|关汉卿[Guan1 Han4 qing1])
(dòujiào) cellar; crypt
(dòudào) subterranean passage