Mountain Dwarves go all in on crafting items and self defense. Hill Dwarves go all in on agriculture and trade.
Lightfoots are all about the new..new places..new experiences, new friends..new treasure.. whole troupes of bards and rogues traveling together, maybe crews of missionaries, seeking to convert folks to their way of life.
Stouts are all about strengthening bonds and the value of home.. they're constantly looking to preserve and improve the their communities.. could be druids, could be clerics, maybe an order of paladins focused on hospitality.