In ancient China, how did fathers address their children?

1.dizi

That is, the wife's son is the son who inherits the family business first.

2. illegitimate child

A son born to a concubine other than his wife.

(2) Abiotic

1

I'm an adopted son. I don't have a son. I take my brother's son as my own son.

2. adopted son

That is to say, an adopted son treats other people's children as his own.