Related Clues:
- 'Stop!,' at a checkpoint
- Checkpoint demand
- Stop allowing
- Nuclear treaty result
- "Red light!"
- Drill sergeant's order
- Drag one's feet with the Spanish in the course of 24 hours
- Pull up at half-time over answer to linesman initially
- "Come no closer!"
- Cry from a sentry
- Gatekeeper's cry
- Officially prohibit and this puzzle's theme
- Airport aggravation
- Guard's warning
- Stop game