Cicero, the Roman senator is known as a "father of law".
If your brother-in-law is your spouse's brother, then his father is your father-in-law - because he is your spouse's father. If your brother-in-law is your sister's husband, then his father is not your father-in-law.
No One is known as the father of law in ancient Rome, there was not one. The first Roman law (the Law of the Twelve Tables) was compiled by the Decemviri, a committee of ten men. Roman law then evolved with the enactment of new laws over centuries.
If your brother-in-law is your spouse's brother, then his father is your father-in-law. If you brother-in-law is your sister's husband, then his father is not your father-in-law, and is not related to you in any way..
The singular possessive of father-in-law is father-in-law's. "This is my father-in-law's house."
The girl's father-in-law is the father of her spouse, while her spouse's father-in-law is the father of her spouse's spouse. Therefore, the girls's father-in-law is also the son of the boy's father-in-law.
The form "father's in law" is incorrect.The possessive form of the singular, compound noun father in law is father in law's.Example: We completed the project with my father in law's help.
One word for my son's father in law
Fathers-in-law is the plural of father-in-law
A person's father-in-law is the father of their wife or husband.
Fathers-in-law is the plural of father-in-law
The plural of father-in-law is FATHERS-IN-LAW
The house of your father-in-law is your father-in-law'shouse.