Related Clues:

• Thief thwarter
• Consternate
• Word after fire or snooze
• Not asleep on the job
• Give a fright
• Morning sound
• Burglary deterrent
• Auto feature
• Storm posting, e.g.
• Warning notice
• It can break up a break-in
• Like a sentry
• Dream interrupter
• Morning noise
• Bushy-tailed?