Related Clues:

• Sound of contentment
• Show pleasure
• Kittenish comment
• Sound like a well-tuned engine
• Siamese comment
• Feline line
• ''I'm happy'' in Siamese?
• Run smoothly
• Sound from kitty
• Calico's comment
• Cry like a cat
• Siamese word
• Good engine sound
• Petted pet's sound
• Sound of a well-tuned engine