Related Clues:

• Warning sound or signal
• Noise that wakes
• A lot of unpleasant noise
• Device sounding danger
• Scare or worry
• Frighten, scare
• Strike fear
• Clock that wakes you up
• A lot of noise (3)
• This clock wakes you up
• It signals danger
• Loud unpleasant noise
• 'Loud, harsh noise (3)'
• Sudden apprehension and fear
• 'Continuous, unpleasant noise (3)'