Generally speaking, one could address grandfather's brother-in-law as grandaunt. However, there might be different names in different regions. For example, in some regions, people would call him old uncle. In the northeast, there were also people who called him son-in-law. In other places, people might call him grandfather (they might add their surnames to distinguish their biological grandfathers), or they might call him in the local dialect, such as Gu/Gu Dia Dia.
His grandfather's grandfather was called his great-great-grandfather.
The children of an uncle who addressed him as brother-in-law should be addressed as elder brother-in-law's cousin or elder brother-in-law's cousin.
His father's grandfather was called great-great-grandfather.
In " My Second Brother and Second Sister-in-law," Wang Deshun played Grandpa.
If the " old man " here was a person's name, then his grandfather could usually be called grandfather or grandfather. In some areas, there might be other titles, such as Master. If there was a mistake in the description here, he would like to ask about his grandfather's grandfather. According to the order of address for the eighteen generations of ancestors, his grandfather's grandfather was his great-grandfather. If he wanted to ask about his grandfather's father, he would address him as great-grandfather or great-grandfather.
His great-grandfather's father called him Tianzu. According to the explanation of Er Ya, the father of Gaozu was called Tianzu.
His father was called the Heavenly Ancestor. Gaozu's father was called the Heavenly Ancestor. According to the records in Er Ya, the one who gave birth to him was his parents, the father of his father was his grandfather, the father of his grandfather was his great-grandfather, the father of his great-grandfather was his great-grandfather, and the father of his great-grandfather was his great-grandfather. Thus, the title of the great-great-grandfather's father was Heavenly Ancestor.
Senior Brother and I are of the same generation, so we can address each other as brothers. If Senior Brother's younger brother is older than me, we can call him elder brother. If he's younger than me, we can call him younger brother. The novel " Humph, Call Me Senior Brother " is equally exciting. Everyone is welcome to click and read it!
His great-great-grandfather's father was called the Heavenly Ancestor.
The brothers of great-grandfather were also called great-grandfather or little great-grandfather. In some areas, the father's grandfather was called great-grandfather or great-grandfather, and the brothers of great-grandfather were called great-uncle or great-uncle.