No. Your husband's sister-in-law is either your sister or the wife of one of his siblings. If she is the wife of one of his siblings, she is not related to you.
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husbands' ex: All of the women have their husbands' money.
The possessive form of the plural noun husbands is husbands'.Example: Both of her late husbands' estates were considerable.
The word "husbands" is plural, referring to more than one husband. The singular form of "husbands" is "husband."
Husbands traditionally hate to interact with their in-laws.
Blind Husbands was created in 1919.
Kept Husbands was created in 1931.
Dead Husbands was created in 1998.
Hollywood Husbands was created in 1986.
Anthony Husbands was born in 1956.
Changing Husbands was created in 1924.
she had only three husbands