The word "orificial" is an adjective used to describe anything related to an orifice, which is a passage or opening in the body. Some synonyms for orificial include anus, mouth, nose or genital. These terms are often used in medical settings to describe conditions that affect these areas of the body. For example, a doctor might use the term "orificial dermatitis" to describe an inflammation of the skin around the anus or genital area. Other synonyms for orificial might include "apertural" or "opening-related," which can be used to describe a broader range of openings or passageways throughout the body.