a acoylite and apprentice are two very different things , here are the ranks : (they are in jedi ranks and normal ranks) Acoylite= Youngling,is the lowest rank Apprentice= Padawan, is the 2nd lowest rank Sith = Jedi knight and 3rd from lowest and highest rank Lord = is just a form of speech showing how you are a higher rank of someone Darth = Jedi master, 2nd best rank Dark lord of the sith = there is no offical rank for jedi but i guess you could say it is like yoda , is the highest rank of the sith Emperor = is in politics and it literary just means the emperor (this only comes in if the it is a Empire or galactic Empire