Knight: a natural leader (+4 leadership from the start)
Knightess: experienced sister (+6 sisters per week in the city)
Necromancer: enlightenment (enlightenment from the start + bonus to it)
Necromanceress: master of agony (bonus to the corresponding spell, I assume it's plague or perhaps a destructive ray)
Demon: multiplies Cerberuses (+6 per week)
Demoness: specialist in fire magic.
Added 9 minutes ago
By the way, the last one is named Daleb. Hello to the five!