Related Clues:

• Watchful
• Vigilant
• Wary
• Fencing term
• Fully alert
• Like a sentry
• Alert to danger
• Alert and suspicious
• Vigilant against attack
• Alert, vigilant
• Alert like sentry
• On with the police for sentry duty?
• Not off with one in force
• The watch that's kept for the Garda
• Suspicious about newspaper's leaders