Related Clues:

• Athenian statesman with good parting words
• "Bye, old bean!"
• Casual parting ... and a hint to this puzzle's four longest answers
• 'Toodles,' in Twickenham
• Jewel "Down ___"
• Brighton "Bye!"
• Thanks and thanks again so cheerio
• Parting syllables
• Posh "Peace!"
• Brit's "Bye!"
• Posh 'Peace!'
• "See ya," in London
• Compliment a takeaway inside and say thanks
• 'Ta-ta for now!'
• Volunteers doubling up for so long