Related Clues:

• Refrain start
• Certain land
• ''Ooh'' follower
• Singsong sound
• Tra follow-up
•     Sung syllable
• Tra follower
• La starter
• Tra train
• Refrain part, perhaps
• "___ la la..."
• ''Mikado'' refrain
• Ditty syllable
• Chorus bit
• Bits of a song refrain