To return a bad spell, boil pins or nails in War Water. Allow it to cool, strain out the solid material and throw the liquid at your target's home, front door, or driveway.
From: The Element Encyclopedia of 5000 Spells
As you explore this site, you may find links to a "page not found" instead of something cool and magickal. For this I apologize. I am very working hard behind the scenes to restore those pages along with a link to their homes on my new website where they can be viewed in full.