Related Clues:

• Interval of recurrence
• Complete circuit
• Put it to the metal
• Six Flags attraction
• Fair offering
• Part of some harps
• Bicycle part
• Take the bus
• Ferris wheel, e.g.
• Repetitive process
• Aptly named astronaut
• Accelerator or brake
• ''Paul Revere's ___''
• Propel the swan boat
• Carnival feature