Related Clues:

• Overwhelming fear
• Put back to the beginning
• Zeroing button
• A kind of button
• Spring forward, e.g.
• Return to zero, maybe
• Back-to-zero button
• Adjust, as an alarm clock
• Change, as an alarm
• Router button
• Go back to the default settings
• Trip-odometer button
• "Don't ___" ("Hitchhiker's Guide" motto)
• Word with "button" or "room"
• Cause of a Wall Street sell-off