Related Clues:

• Not anxious
• Cease
• Checkpoint Charlie shout
• Sentry's shout
• "Relax!"
• Private instruction?
• Welcome order
• Sentry's call
• Free from care
• Sentry's "Stop!"
• Feeling no anxiety
• ''Stop right there!''
• Join the formation
• Opposite of ''Attention!''
• Order to relax