| A | B |
| Middle Ages | Period of time between the Fall of the Roman empire and the Renaissance |
| Serf | Lower class, tied to the land, works for the lord |
| Vassal | Person receiving a land grant from a lord |
| Feif | Grant of land given from a lord to a vassal |
| Feudalism | localized system of government that exchanges land and protection for services and loyalty |
| Chivalry | Code of conduct for knights |
| Clergy | an ordained member of a church |
| Secular | anything non religious |