Related Clues:

• Speak pompously, e.g.
• Make a delivery
• Take the floor
• Give a commencement address, say
• Use a soapbox, e.g.
• Be eloquent, in a way
• Give addresses
• Speak from the rostrum
• Orate
• Give a keynote, say
• Go campaigning, in part
• Employ a silver tongue
• Deliver a valedictory
• Give a keynote
• Give a stemwinder