Related Clues:

• By the sound of it, pigeon on first course with two types of duck
• Drum starter?
• Bill's companion loves following clubs
• Make soft throaty call in disco obvious
• Sound dove makes
• Speak lovingly — cry softly
• Vocalize on a kazoo
• Sing with a closed mouth
• Smell and sound of bees
• Smooth machinery sound
• Make like a pigeon
• Pigeon's murmur
• Half the people on earth smell
• Dove-like noise
• Certain bird sound