Im co-borrower of 5 months(on mortgage and deed). My sis has wick,food stamps, social security (husband from army died). I wanna move out?

how can i get name off so i can get another place so she doesnt hurt my credit. Will she be able to refinance? Can i force to sell the house? What are my options

Read more: Im co-borrower of 5 months(on mortgage and deed). My sis has wick,food stamps, social security (husband from army died). I wanna move out?