Related Clues:

• Rude fellow
• One full of hot air
• Chatty Cathy
• Oafish sort
• Unexciting party guest
• Unmannerly sort
• Gentleman's opposite
• Socially inept sort
• One who talks too much
• An informal blatherer
• One who talks too much, or a balloon
• Loudmouth - or balloon?
• An ill-mannered person
• A compulsive talker with balloon?
• Person who talks too much - or a balloon