incest between father-in-law and daughter-in-law / also written 扒灰
娶媳妇
qǔ xí fù
to get oneself a wife / to take a daughter-in-law
童养媳
tóng yǎng xí
child bride / girl adopted into a family as future daughter-in-law
改口费
gǎi kǒu fèi
a gift of money given by parents on both sides after a wedding, to their new daughter-in-law or son-in-law
童养媳妇
tóng yǎng xí fù
child bride / girl adopted into a family as future daughter-in-law
媳妇熬成婆
xí fù áo chéng pó
lit. even a submissive daughter-in-law will one day become a domineering mother-in-law (idiom) / fig. the oppressed will become the oppressor / what goes around comes around
丑媳妇早晚也得见公婆
chǒu xí fù zǎo wǎn yě děi jiàn gōng pó
lit. the ugly daughter-in-law must sooner or later meet her parents-in-law (idiom) / fig. it's not something you can avoid forever