Answer: sheath or scabbard of a sword
A sheath or scabbard of a sword also means vagina, comes from Latin word Colp/o. Vagina is a 3-inch tubular part of the female genital tract that connects the uterus to the outside of the body. In addition, word “colp” is a vagina and “itis” means inflammation, when used together it will be colpitis or inflammation of vagina.