Possible Clues:

• Formally do away with
• Axe
• Do away with Jack, look back at his mess
• Get rid of residue that's about to boil away
• Put an end to, as with slavery
• Get rid of a boil of his
• First couple of lignite blocks rot beneath a ditch
• Stop all this bash about oil
• Put an end to (something)
• Do away with seaman from Poland - cut head off