Islam - caliph, Catholicism - ?

POPE
List of words for the clue Islam - caliph, Catholicism - ? from the crossword:
OMAR ABU TSAR SWAYER RULER MUSLIM MOSLEM KHALIFAH KHALIF KALIPH KALIF CALIF ARAB ALI ALLAH IMAM PRIEST SHIA CATHOLICITY
WordClue
UAEits capital is Abu Dhabi
IMAMcatholicism - priest, islam - ?
DHABIAbu ..., capital in Asia
ISLAMpope - Catholicism, caliph - ?
RABBIcatholicism - priest, judaism - ?
CALIPHCatholicism - pope, Islam - ?
PAPACYThe office of the pope
PASTORcatholicism - priest, protestantism - ?
PRIESTislam - imam, catholicism - ?
SHARIFOmar, actor
JUDAISMpriest - catholicism, rabbi - ?
RELIGIONchristianity or islam
ALEXANDERPope, writer
PRESIDENTVatican - pope, France - ?
CATHOLICISMcaliph - Islam, pope - ?
PROTESTANTISMpriest - catholicism, pastor - ?
GODDESSIsis or Bastet
PRIESTislam - imam, catholicism - ?