Answer:Feudalism was a novel social system. It had several features.
1. Castle:
The Castle was the chief characteristic of feudalism. The feudal Lords lived in huge castles or forts. The living house and court of the Lord existed inside the castle.
2. Manor:
Another significant mark of feudalism was Manor. The land associated with the castle was known as Manor. This was like a small estate. The castles, cultivated land, dwelling houses of barons and Church were associated with it. A feudal Lord had one or more manors. According to the possession of Manors, the strength of a feudal Lord was known.