垢 ⇒
污垢 wūgòu, filth
垢 gòu, dirt/disgrace
牙垢 yágòu, dental plaque/tartar
蓬头垢面 péngtóugòumiàn, [蓬頭垢面], messy hair and dirty face/bad appearance
藏污纳垢 cángwūnàgòu, [藏污納垢], to hide dirt, to conceal corruption (idiom); to shelter evil people and accept w...
泥垢 nígòu, dirt/grime
水垢 shuǐgòu, limescale
尘垢 耳垢 ěrgòu, ear dirt/common word for earwax 耵聹|耵聍