An uncle relationship is an uncle relationship. His sister's man (nephew; ; Sister's? Son), or nephews, nephews, nephews; His sister's daughter (niece; ; Sister's daughter can also be called niece's daughter. The specific relationship between uncles and nephews is as follows:

The wife/husband's uncle and parents are also uncles.

Uncle and niece

Aunt and niece (husband)

Uncle and niece

Aunt and niece (husband)

Uncle son-in-law

Uncle's mother-in-law-niece's daughter-in-law (foreign/husband)

Uncle and nephew

Uncle's mother-in-law-niece's son-in-law (husband)

Extended data:

The special relationship between a man and his sister's children, especially her son. It is very popular in many societies, especially in matrilineal inheritance society.

My uncle has a certain degree of authority over my niece because he has a special responsibility for her growth, entry into society and marriage. In ancient society, nephews often enjoyed the privilege of obtaining uncle's property, and were often second only to uncle's children in inheritance order.

It is not uncommon for a nephew to have the obligation or priority to marry his uncle's daughter, a form of staggered marriage. Nephews are children of uncles and sisters. In the north, uncles and aunts call boys nephews (spouses are nephews and daughters-in-law) and girls nephews (nephews and sons-in-law).