Cities and towns; Christian converts; Byzantine Empire; Greek language; Coptic language; Copts; Persecution; Politics; Roman Empire; Arab Conquest of Egypt; Arabic language; Monasteries; Coptic Church; Muslim converts from Christianity;
Coptic language; Coptic language - Dialects; Coptic language - Sahidic dialect; Phonology; Morphology; Nile River; Orthography and spelling; Linguistics; Migration and diversity
Priests; Greek language; Titles of honor and nobility; Coptic language; Monks; Monks-Titles; Churches; Historia monachorum in Aegypto; Pachomius, Saint; Abbots; Arabic language