Related Clues:

• “See ya!”
• “So long!”
• "Buh-bye!"
• Greeting government agency circular
• Activator, oddly inactive for so long
• 'Sayonara,' in Siena
• Hi! — Bye!
• Vowel-rich farewell
• Vatican farewell
• "Bye," in Abruzzi
• Turin "Ta-ta!"
• Way of saying goodbye
• European aloha cousin
• ''Way out'' shout
• Tuscan “Toodle-oo!”