| A | B |
| feudalism | the economic and political system that developed in Europe during the Middle Ages |
| lord | a ruler or powerful landowner |
| knight | an armed warrior |
| peasant | in fa person who worked the land |
| barbarian | a person belonging to a tribe or group that is considered uncivilized |
| Christianity | the religion based on the life and teachings of Jesus Christ |
| Roman Catholic Church | the Christian church headed by the pope in Rome |
| pope | the bishop of Rome and supreme leader of the Roman Catholic Church |
| monarch | a ruler, such as a king or queen |
| fief | land granted by a lord to a vassal in exchange for loyalty and service |
| divine rights of kings | the belief that God gives monarchs the right to rule |
| noble | a person of high rank by birth or title |
| duke | The highest type of European noble, ranking just below a prince |
| moat | a deep, ditch, often filled with water |
| hierarchy | a system of organizing people into ranks, with those of higher rank having more power and privileges |
| armor | a covering, usually made of metal or leather, worn to protect the body during fighting |
| chivalry | The medieval knight's code of ideal behavior, including bravery, loyalty, and respect for women |
| manor | a large estate, including farmland and villages, help by a lord |
| serf | unfree peasants |