Related Clues:

• Pompous "bye"
• 'Buh-bye!'
• 'Until next time!'
• Brit's "bye!"
• "I'm off, old chap!"
• European visiting revolutionary South American city for so long
• Soho send-off
• "Bye, old bean!"
• First couple in Channel port keeping quarters for so long
• 'Toodles,' in Twickenham
• Brighton "Bye!"
• Thanks and thanks again so cheerio
• Root for instance, often initially is so long
• Parting syllables
• Old chap's goodbye