| A | B |
| sacrament | the sacred rites of the Church |
| secular | worldly |
| papal supremacy | authority of pope over all secular rulers |
| excommunication | when individuals were penalized by the Church and lost their right of receiving the sacraments |
| interdict | when villages, cities, or countries were penalized by the Church by having the local parishes close down and no one was allowed to receive any sacraments |
| friar | order of monks who did not live in isolated monasteries but among the people to restore trust in the Church |
| anti-Semitism | prejudice against Jews |
| Dominicans | order established to teach official Roman Catholic beliefs |
| tithe | a 10% tax levied by the Church |
| canon law | the body of Church law |
| simony | the selling of higher Church Offices |
| Benedictine Rule | an ordered way of life within monasteries |
| Francis of Assisi | Italian friar (1200s A.D.) who set an order of friars who lived among the people, preached the gospel, and taught by example |
| lay investiture | the practice of nobles appointing friends into high Church positions (bishop) |
| heresy | beliefs that went against church teachings |
| Franciscans | order of friars who taught poverty, humility, and love of God; monks lived among the people; they were friar monks |
| Dominic | Spanish priest (1200s A.D.) who set up an order of friars whose chief goal was to combat heresy by teaching the official church beliefs |