Nucha is a term that refers to the uppermost nape of the neck, situated at the level of the base of the skull. It is a term that is commonly used in anatomy and medicine. Some synonyms that could be used for the word nucha include "cervical vertebrae," "cervical spine," "cervicis," and "nuchal region." These terms refer to the same area of the body that is being described as the nucha. Other synonyms for nucha might include "neck," "upper back," or "occipital area." While these terms are not interchangeable with nucha, they could be used contextually to describe the same area of the body in a different way.