Across
- 1. 9th-century patriarch of Constantinople
- 3. Papal ___ rejected by Orthodox
- 4. ___ Conception—Marian dogma
- 6. Mutual excommunication curse
- 8. Papal ___ dogma (First Vatican Council)
- 12. Council of ___ (451)—canon 28
- 13. ___ Sophia—cathedral of excommunication
- 16. Orthodox experiential knowledge of God
- 21. Emperor ___ established caesaropapism
- 22. ___ inter pares—"first among equals"
- 25. Eastern patriarchate rival to Rome
- 26. Council of Ferrara-___ (1439)
- 27. Cardinal legate who excommunicated Cerularius
- 29. Western rational theological method
- 31. "Third Rome" after Constantinople fell
- 33. Pope ___ VI nullified anathemas (1965)
Down
- 2. Catholic Eucharist doctrine
- 5. Cardinal Joseph ___ on reconciliation
- 7. Pope ___ met Patriarch Kirill (2016)
- 9. Emperor who divided Roman Empire
- 10. Catholic doctrine rejected by East
- 11. Gregory ___—defender of Eastern hesychasm
- 14. Thomas ___—Western scholastic champion
- 15. 1054 break between Catholic and Orthodox
- 17. Study of church authority and structure
- 18. Second Council of ___ (1272)
- 19. Emperor who moved capital to Byzantium
- 20. Patriarch who triggered the split
- 23. Ecumenical Patriarch ___—reconciliation advocate
- 24. Eastern ascetic prayer practice
- 26. "And the Son"—major doctrinal dispute
- 28. Council of ___ (325)
- 30. Orthodox governing body
- 32. ___ Empire conquered Constantinople (1453)