Kyrie is a Greek word that means "Lord, have mercy." It is often used as a liturgical chant in Christian communities, particularly in the Roman Catholic and Eastern Orthodox traditions. There are various synonyms that can be used instead of Kyrie, including Agnus Dei, which means "Lamb of God," and Eleison, which means "have mercy." Other synonyms include the Latin phrase Miserere nobis, which means "have mercy on us," and the Greek phrase Christe eleison, which means "Christ, have mercy." These words are used to express a plea for divine mercy and forgiveness, and are often sung during religious services or in private prayer.