横向
1
Medieval land-for-service system
5
Freedom from outside control
6
Exchange of goods between peoples
8
Armed conflict between nations
9
Collection of traditional stories
10
Ancient Egyptian stone monument
纵向
2
Succession of rulers from same family
3
Deadly epidemic disease
4
Person owned as property
5
Metal that replaced bronze in tools
7
Person with no fixed home
11
Person who buys and sells goods
12
Legislative body in ancient Rome