A brother-in-law or sister-in-law.
We call "Mami" to moms brother's wife.
Shwe would be your sister-in-law.
Your sister-in-law.
Your brother's wife would think of you as her brother-in-law and when wanting to get your attention will simply call you by your first name. If she is introducing you to someone she would say, 'This is my brother-in-law ____.'
A hoe.
aunt
if your wife's brother is your brother in law, his wife is your sister in law
sister in law
probably by her name
Brother-in-law
Pick up the phone
Sister In law