A priest is someone who devotes their life to an immortal and that immortal's creed. A priest does not worry about personal needs until they have attended to the needs of the masses. A priest does not indulge on the luxuries of a selfish lifestyle. A priest values the life of others before their own. A priest spreads the ideals and deeds of their immortal. But most importantly, a priest must not stray from the path.
The Soldier has many roles on the battle field. When just starting out, they serve as willing raw recruits for the armies of the Theocracy, they tend to the menial tasks of the legions and aspire to rise though the ranks. On the field they function more or less as infantry of the line.
Later after a soldier has proven their devotion to Ressik, they will be elevated to lead teams and squads of the theocracy's legions. Functioning like sergeants their aim now is to care for the soldiers under them.
For dwarves, smithing is not merely metalwork; it is a way of life. The soulforged go even further, honing and hardening their very souls. They share much in common with paladins and serve many of the same roles, be it stalwart defender or steady healer, but devote themselves in service to the Forgefather and his children.
Some choose to follow the way of the blade, others find comfort in the arcane arts. But sometimes that choice is hard to make. Melding magic and weapon play is quite a feat, but if executed properly, it's wielder can become one of the fiercest forces on the battlefield. Channeling spells through their weapon of choice, Spellswords can dish out massive amounts of damage, while also supporting the people they fight beside, making sure they don't fall prey to the slings of battle.
A scoundrel never fights fair, using every dirty trick in the book to gain any advantage they can and leveraging those advantages as hard as they can. Hidden daggers, pocket sand, aiming below the belt, nothing is off limits. Not all scoundrels are bad folks, but not a single one of them has even an ounce of chivalry or honor. If they ever do find themselves in a fair fight you can bet they'll be hightailin' it.