Jethan..
what i call my father elder brother's wife
Your brother's wife is your sister-in-law.
what i call my father elder brother's wife
what i call my father elder brother's wife
The elder brother's wife is called "Bhabhi" in Hindi.
younger brother's wife -- maradalu elder brother's wife ---vadina
While generally referred to as a Sister-in-law, there is no relationship.
In English, the wife of your brother (elder or younger) is your sister-in-law. If you have a child, she is your child's aunt.
sister in law
Sister-in-Law
చట్టం సోదరిCaṭṭaṁ sōdari?
In the English language there is no difference between the wife of an elder brother and the wife of a younger brother or of a twin brother. The wife of any brother is your sister-in-law. If you are actually talking to her, however you should just call her by her name. Nicknames are fine too.