An archangel /ˌɑːrkˈeɪndʒəl/ is an angel of high rank. The word "archangel" itself is usually associated with the Abrahamic religions, but beings that are very similar to archangels are found in a number of religious traditions.
A saint is a person who is recognized as having an exceptional degree of holiness or likeness or closeness to God. ... Depending on the religion, saints are recognized either by official ecclesiastical declaration, as in the Catholic faith, or by popular acclamation