Possible Clues:

• One goes on airship?
• Loudmouth
• He likes to talk and joke around when with bishop
• Who might reverse the decline of gossip?
• This can be elevating or a bore
• Long-winded person
• Person who chatters, like bishop cracking joke
• Blabbermouth talks with a government leader after uprising
• Talks too much to American? Petrol possibly holds the key!
• Boastful type