1: A member of a police force.
2: Take the first step in carrying out an action.
4: Sweet potato with deep orange flesh that remains moist when baked.
5: An ancient toy breed of dog, originating in China. They were the favored imperial pet.
9: An important question that is in dispute.
11: A preparation for chewing; hard to get out of hair.
12: The highest or uppermost side of anything.