A complete collection of genealogy and word generation sorting

The traditional generational ranking is as follows:

In China, the traditional generation concept of the Han nationality has existed for a long time, with four generations of elders and four generations of younger generations as the center, forming a "nine-clan" blood relationship of "great-grandfather, great-grandfather, father, self, son, grandson, great-grandson and great-grandson", which is nine levels. If collateral blood relatives are linked with in-laws, a huge kinship system will be formed.