margravial
/ˌmɑrɡræˈviːəl/ or /mɑrˈɡræviəl/Definitions
1. adjective
relating to or characteristic of a margrave
“The margravial castle stood proudly on the hill for centuries.”
2. noun
a member of a margrave’s family or retinue
“The margravial court was a place of great power and influence.”