What's the difference between the first grandson, the first grandson, the oldest grandson and the oldest grandson? What's the difference between ancient and modern? In today's monogamy, how to determi

What's the difference between the first grandson, the first grandson, the oldest grandson and the oldest grandson? What's the difference between ancient and modern? In today's monogamy, how to determine the eldest grandson? A, Sun Di, DE grandson, grandson, grandson difference:

1. The wife's son is her son, and the son is her grandson.

The first son born by the wife is the eldest son. The first son born to the eldest son's wife is the eldest son.

3. The eldest grandson refers to the eldest son of the eldest son, and refers to the eldest grandson.

4. The eldest son: refers to the first son born to a man by his first wife or spouse, that is, the eldest son, and the first son born to his first wife or spouse, that is, the grandson.

2. The difference between ancient times and modern times is that modern society is monogamous, regardless of modesty.

Third, it is recognized that the eldest grandson is usually the oldest boy among the grandchildren.

Extended data:

During the feudal period in China, a man could only have one wife, and the others were called concubines. However, the children born to the wife are direct. My son is an illegitimate child, so the illegitimate child can't be a direct grandson, only a grandson.

In ancient times, ordinary people were different. The wife's son is a stepson, and the stepson's son is a stepson. The eldest son of the wife is the eldest son, and the first son born to the wife of the eldest son is the eldest son.

References:

Baidu encyclopedia-eldest son

Baidu Encyclopedia-Sun Di