The word "Abuna" is a Ge'ez language term that is commonly used in Ethiopian Orthodox Christianity to refer to a priest or religious leader. Synonyms for the word "Abuna" include "Kahen," "Kesis," "Keshi," and "Mekonen." These terms are widely used among the Orthodox Christian community in Ethiopia, Eritrea, and other parts of East Africa. Other synonyms for "Abuna" include "spiritual father," "ecclesiastical authority," and "pastor." These words are used to describe the same role and function in the Orthodox Church, which is that of a spiritual leader who is responsible for leading the congregation in worship and guiding them on matters of faith.