Zhóulǐ duōle, shìfēi duō; xiǎogū duōle, máfan duō.

妯娌多了是非多, 小姑多了麻煩多。

Lit The more brothers' wives [there are], the more disputes [there will be]; the more [unmarried] husbands' sisters [there are], the more trouble [there will be].

Fig The more women, either married in or not yet married off, that there are in a family, the more quarrels and disputes there will be.

Note [Said of large extended families in traditional China.]

Topics EXTENDED FAMILIES FAMILIES QUARRELING SISTERS-IN-LAW TROUBLE WOMEN