### Clue: Perhaps one voting for two parties is a traitor (6-7)
### Answer: DOUBLE-CROSSER 
 ### Explanation: Perhaps one voting for two parties is a traitor (6-7)
If you put two crosses on your voting paper, you may be considered to be voting for two parties (although in some elections, that would actually mean you were voting for none, as it would count as a spoiled paper).