| A | B |
| emperor | a male ruler of an empire |
| dynasty | a series of rulers from the same family |
| clan | a group of families with a common ancestor |
| cultural diffusion | spreading of ideas from one culture to other cultures |
| communist | relating to a government that controls a country's large industries, businesses, and land |
| commune | a community in which people own land as a group and where they live and work together |
| dialect | a variation of a language that is unique to a region or area |
| nomad | a person with no settled home but moves from place to place |
| homogeneous | identical or similar |
| ethnic group | a group of people who share characteristics (language, religion, ancestry, cultural traditions) |