脐 ⇒
肚脐 dùqí, [肚臍], navel
脐带 qídài, [臍帶], umbilical cord
脐 qí, [臍], navel
肚脐眼 dùqíyǎn, [肚臍眼], navel/belly button
屎 ⇒
屎 shǐ, stool/feces/ear wax/nasal mucus
耳屎 ěrshǐ, earwax/cerumen
眼屎 yǎnshǐ, gum in the eyes
鸡屎 狗吃屎 gǒuchīshǐ, to fall flat on one's face (vulgar)
狗屎堆 屎壳郎 shǐkélàng, [屎殼郎], see 屎蚵螂[shǐ kē láng]