Tavadi
Tavadi (Georgian: თავადი, "prince", lit. "head/chief" [man], from Georgian: თავი tavi, "head", with the prefix of agent -di) was a feudal title in Georgia first applied in the Late Middle Ages usually translated in English as Prince (most commonly) and Duke (less commonly). The title was designated for dynastic princes who were heads of families, akin to mtavari who had a higher standing.