Related by context. Frequent words. (Click for all words.) 58 Gregorian calendar 49 Emperor Constantine 48 Papacy 48 John XXIII 47 liturgical calendar 46 magisterium 46 theologians 45 ecclesiastical 45 Humanae Vitae 45 Orthodox Churches 45 Nicene Creed 44 fifteenth century 44 liturgical 43 Byzantine Empire 43 apostolic 43 Justinian 42 missal 42 vernal equinox 42 Curia 42 Babylonians 42 Roman emperor 42 Holy Roman 42 Christendom 42 sixteenth century 42 Orthodox churches 42 thirteenth century 42 pagan 41 Roman Curia 41 Tridentine Mass 41 #AD [002] 41 fourteenth century 41 priestly celibacy 41 popes 41 Patriarch Alexy II 41 Saturnalia 41 ecclesial 41 caliphs 40 SSPX 40 papacy 40 saints 40 Protestant Reformation 40 ecumenical dialogue 40 Archbishop Marcel Lefebvre 40 Middle Ages 40 Papal 40 Galileo Galilei 40 patriarchate 40 calendar 40 priestly 40 Cardinal Ratzinger 39 Benedict XVI 39 Cardinal Kasper 39 Romans #:# [002] 39 Alexy II 39 Patriarchate 39 excommunications 39 Catholicos 39 schismatic 39 eighteenth century 39 Roman Missal 39 Roman Empire 39 Ecumenical Patriarch 38 Magisterium 38 liturgy 38 canonical 38 Holy Synod 38 spring equinox 38 papal 38 Ecclesiastical 38 eschatological 38 theological 38 Pope 38 Pope Benedict 38 millenia 38 apostles 38 canonised 38 Mayan calendar 38 doctrinal 38 noblemen 38 pope 37 priests 37 Ruini 37 His Eminence 37 charism 37 Baha'u'llah 37 Nostra Aetate 37 Anglicanism 37 gospels 37 Patriarch Kirill 37 Divine Worship 37 Thomas Aquinas 36 encyclical 36 Hagia Sophia 36 Vatican 36 catechesis 36 decree 36 patriarchs 36 Your Holiness 36 Joseph Ratzinger 36 seventeenth century 36 saint