| A | B |
| heretic | an untrue Christian |
| chivalry | a code of conduct developed by nobles |
| feudalism | a system of rule by lords loyal to a king |
| manor | the lands administered by a lord |
| baliff | an agent who managed a lord's smaller estates |
| parish | rural district that had its own priest |
| sacraments | the seven sacred rites of the Christian Church |
| tithe | payment of ten percent of income to the Church |
| troubadour | a wandering poet |
| vassal | lesser lord granted land by a powerful noble |
| serf | a peasant bound to the land |
| Charles Martel | founder of the Carolingian dynasty |
| Theodoric | established the kingdom of the Ostragoths in Italy |
| Benedict | carried Christian teachings to Germany |
| Alcuin | established a school for Charlemagne |
| simony | the buying of Church offices |
| illuminating | the art of decorating a manuscript |
| warfare | a common method of settling disputes in the M.A. |