Related Clues:

• Moderate
• Be in charge
• Run the meeting
• Act the chairperson
• Officiate
• Have the chair
• Act as chairperson (over)
• Be the chair
• Exercise control
• Chair
• Have jurisdiction (over)
• Take the chair
• Might the piano live in the chair?
• Live at last in a chair
• Live at last, being in 29 across