Apprentice is a magical vocation which focuses on Fire, Energy & Death Damage.
Acolyte is a magical vocation which focuses on Ice, Earth Damage & Support spells
Archer is the distance vocation which heavily focuses on Physical damage and Holy damage, and can tank decently.
Squire is a melee fighter that has alot of AoE capability and has the highest amount of health, perfect for tanking and AoE Grinding.
Scout is a dual wielding assassin vocation which focuses on heavy single target damage and bleed damage.
Tamer is also a dual wielding vocation which uses fist weapons with summons.