Abba Abba /ˈæbə/

noun

1. Father; religious superior; - in the Syriac, Coptic, and Ethiopic churches, a title given to the bishops, and by the bishops to the patriarch  ( Abba )
   Father; religious superior; - in the Syriac, Coptic, and Ethiopic churches, a title given to the bishops, and by the bishops to the patriarch