Related Clues:

• ''I'm happy'' in Siamese?
• Hive member
• Lion's warning
• Safari sound
• Sound from an iron horse
• Sea sound
• Remotely controlled craft
• Run smoothly
• ''Turandot'' role
• Be busily active
• Helicopter sound
• Sound from Simba
• Good engine sound
• Petted pet's sound
• Drum head?