Question:
Using a real term for a women’s body part is it permitted or does it fall under what it says in Shulchan Aruch “lo yinavel es piv” is such a thing frowned upon.
Answer:
It is frowned upon, unless there is a specific reason that it has to be used specifically. Please see the following post https://dinonline.org/2020/02/06/nivul-peh-2/
Best wishes
