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Your brother-in-law's sister is not related to you if your brother-in-law is the husband of your sister. If your brother-in-law is the brother of your spouse, your brother-in-law's sister could be your wife, but otherwise would be your sister-in-law.
Most likely "YES" would be the answer.
If your sister goes with your brother then it's incest and they would both be your siblings. If a girl is dating your brother and they get married this would make her your sister-in-law.
The sister's son would be the nephew of her brother.
If your sister-in-law is the sister of your spouse, her brother is the brother of your spouse and your brother-in-law. If you are a woman, and your sister-in-law is the sister of your husband, then her brother could also be your husband.If your sister-in-law is the wife of your brother, then her brother is not related to you.no relation
Your sister's husband is your brother-in-law.
If your half-brother has a full sister, she is your half sister. If your half brother has a half sister, she may be your full sister, or she may not be related to you at all.
Your brother would call your husbands sister by her first name. Or, "my (sibling's) sister in law.
sisterNo it would be Niece is to Nephew as Sister is to Brother. Niece and sister are both female, nephew and brother are both male.
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.
Yes, your sister's husband is your brother-in-law, as is your wife's brother.
Yes