2. Fief: The vassals were granted a piece of land called a fief in return for their service and loyalty. The vassal owned the land but it could not be inherited.
3. Sub-infeudation: Vassals could also grant a part of their fief to other vassals. This practice was called sub-infeudation.
4. Chivalry: A code of conduct that knights were supposed to follow. It included values like bravery, loyalty, and honor.
5. Feudal obligations: Vassals were required to provide certain services to their lord. These services could include military service, financial assistance, and labor on the lord's land.