"Using the correct language when referring to someone's gender identity is a simple and effective way to demonstrate support and recognition," the charity wrote in its guidelines, suggesting that, "If incorrect language is used without being corrected, it can cause someone to feel hurt or distressed."

Atop its glossary of terms, Jo's noted that it was "necessary to check the words or phrases your patient would prefer."

The terms "bonus hole" and "front hole" are both listed as "an alternative word for the vagina," while sex is described simply as "a label assigned at birth."