Related Clues:

• Bragging
• Natter
• End of river
• Chin bone
• Natter - mandible
• Voice-box
• Upper part of the windpipe
• Conversation opener?
• Organ containing the vocal cords
• *It moves up and down when you talk
• Prominent crocodile feature
• Mouth piece?
• Yap or trap
• A boxer may have a glass one
• Where a river meets the ocean, say