Anonymous

uncle : parent's brother and brother-in-law:husband of a sister,wife's brother AND aunt :parents sibling,wife of parents brother and sister-in-law?:brother's wife,spouse's sister

Anonymous

Do uncle and brother-in-law mean the same thing? no, your uncle is (married to) the sibling of your parent. Your brother-in-law is the sibling of your spouse or the husband of your sibling. similarly with aunt and sister-in-law

Anonymous

Gender.

Anonymous

Their sex.