He would call your aunt his great aunt. In informal situations, great aunts are sometimes called, simply aunt.
Your grandfather's brother is your Great Uncle.
The relationship of the sibling of your sister-in-law or brother-in-law to you does not have a name in English. You could call them your brother- or sister-in-law if you want, or you can call them the brother or sister of your brother- or sister-in-law.
Oba-san = aunty (formal) it's mostly used for more elderly aunts or distant (less familiar) aunts. Oba= aunt (normal) Changing it to 'chan' makes it more casual.
Your aunts and uncles are the sisters and brothers of your parents. So they are "blood related." But you also call the husband of your mother's sister your uncle, and he is not "blood related." So aunts and uncles are not always really related to you.
Your brother would call your husbands sister by her first name. Or, "my (sibling's) sister in law.
You would call your husband's younger brother a brother-in-law.
brother in law
Sister-in-Law
You call your husband's senior brother simply a brother in-law. There is no difference whether he is a senior brother or a younger brother he remains your brother in-law.
Your grandfather's brother's grandson is your great uncle's grandson. The grandchildren of great aunts and great uncles are your second cousins.
Its would be your neice
In Scotland, you would call your brother "bruv" or "brother," similar to how you would in other English-speaking countries.
Your father's brother is your uncle. The English language makes no distinction between elder brother and younger brother; all are called uncle. There can be a distinction made between siblings of each parent, however. A 'paternal' uncle would be your father's brother, while a 'maternal' uncle would be your mother's brother. The same distinction can be made with aunts, grandparents, and other relatives.
No. An Uncle is the brother of either your Mother or Father. You're kids may call him 'uncle'
Would you call your brother god?
Your brother's daughter would be your niece. So she would call you Aunt/Uncle