| A | B |
| monastery | a community in which Monks lead lives devoted to religion |
| nun | a woman who devotes her life to religion, often living in a convent |
| convent | a religious community in which women, or nuns, live and pray |
| cathedral | a large or important Christian church |
| saint | a woman or man considered to be especially holy |
| Crusade | any of the journeys or battles undertaken by European Christians to win control of Jerusalem from the Muslims |
| plague | a terrible disease that spreads quickly and kills many people |
| Benedict | Italian monk who established rules for monasteries |
| Francis of Assisi | Italian monk who devoted his life to serving the poor and sick |
| Pope Urban II | called for the first Crusade to reclaim the Holy Land (Jerusalem) from the Muslims |
| Chartres | a city in France noted for its cathedral |