Related Clues:

• "Ta-ta" in Turin
• Farewell, in 55 Down
• "Later, dahling!"
• 'Bye-bye, mon ami'
• Final word at Orly
• Venetian valediction
• Conversation stopper
• "Farewell" from France
• Bye-bye, in Bordeaux
• Pass on, in gold, Pierre's parting word
• 'Au revoir'
• So long, in Siena
• Goodbye, in Italy
• So long, in 43-Across
• 'See ya,' in Sorrento