Your daughter can call your sister's husband "uncle." This was because her sister's husband was called uncle in the family.
The child calls my sister's husband uncle.
My sister's husband can be called brother-in-law, brother-in-law, or uncle.
Her sister's husband could be called her brother-in-law or her brother-in-law's name.
Your sister's husband is called brother-in-law, and her brother-in-law's sister is called sister-in-law, but this is from your sister's point of view. From your point of view, you can call her sister or call her by her name. "All the girls here want to attack me?!" cartoon
Your wife's sister's husband should be called brother-in-law.
There is a novel that meets your requirements. Its name is " Don't Call the President, Call Her Hubby ". This novel was about a story between a female protagonist and her husband. The female protagonist liked to call her husband " husband " instead of " president." This novel might give you an unusual reading experience.
When a man called a woman sister, it usually indicated that their relationship was close and friendly, similar to the intimate address between brothers and sisters. This form of address could express a man's friendliness and closeness to a woman. In some local dialect and context, this form of address was very common, reflecting the way of communication and friendship in a particular social circle. However, please note that this title does not necessarily mean that a man has special feelings for a woman. It may just be a close title used to express a friendly relationship between them. The specific situation needed to be considered according to the man's tone, attitude, and situation.
[Dear and husband have their own advantages. There is no clear difference.] Darling was used between couples, but it was more suitable to be used in private with two people alone. It was used to send an ambiguous message. Husband, on the other hand, was suitable for couples, giving people a sense of long-term commitment and dependence. The exact form of address used depended on personal preferences and emotional relationships.
In the northeastern region, people usually called their elder sister " Sister." Northeasterners addressed each other in a relatively simple and direct way, unlike southerners who used special names. The language of the Northeasterners was closer to Mandarin, so basically everyone in the country could understand them.
It was polite to address girls that he was familiar with or older strangers as " sister." Such a form of address could express respect. Adding the last word of the other party's surname or name, such as "Sister Zhang" or "Sister Wang", would make people feel close, like family, and could close the distance between the two parties. "40 Sisters" is equally exciting. Everyone is welcome to click and read it!