Related Clues:

• Earth shaker
• Seismic event
• Fault symptom
• Two or three on the Richter scale
• Little earthquake
• Vibration
• Microseism
• Quake aftermath
• 2 or 3 on the Richter scale, maybe
• Less shake than a quake
• Spine movement?
• Quick quake
• Small earthquake
• Earthquake aftershock
• A slight shake