Arch-priest is a term used to describe a senior priest who holds a position of high authority within a religious institution. Synonyms for this term include high priest, chief priest, head priest, senior priest, superior priest, and principal priest. These terms are commonly used to describe religious leaders who occupy important roles within their respective congregations or communities. In some cases, these individuals may also be referred to as bishops, archbishops, or cardinals, depending on their specific rank or office. Regardless of their title, arch-priests and other senior religious leaders play an important role in guiding and inspiring their followers, and are recognized for their wisdom, knowledge, and dedication to their faith.