1; Vassal : someone who shows loyalty to another in return for being allowed to occupy land
2; Diaspora : the scattering of a people from their homeland
3; polytheistic : a belief that many gods control the universe
4; indigenous : people groups that are native to a region
5; monotheistic : a belief in one god controlling the universe
6; steppe : a vast, semi-arid, usually grassy plain
7; Metallurgy : study of metals and the process for refining and making things from them