| A | B |
| Lord | land owner |
| fief | land granted to someone else |
| vassal | person who received land from the Lord |
| Knights | pledge |
| serfs | could not own land |
| villein | another word for serf |
| manor | lord's estate |
| tithe | 1/10 income sent to church |
| troubador | musician |
| sacraments | religous ceremoneis |
| canon law | church law |
| secular | wordly power |
| Byzantium | capitol of the eastern empire |
| Friar | travelling religous order |
| Guild | union of merchants or artisans |
| Curia | church court |
| Hugh of France | Crusader - brother to a King |
| Alexis | emperor of Byzantium |
| excommunication | being cut off from sacraments |
| interdiction | a nation being cut off from the sacraments |