Can I start a new game in facebook even though i already start one?

Well, i want to start a new game in miscrits but i already have a game started, but i don't want to play it anymore, so i want to start a new game. Is it possbile to start a new game again? If possible, what are the things i need to do! Pls. Someone help me! Thank You!|||Well, I am not so sure. Sorry! Check facebook help.