Related Clues:

• Copy a kitty
• Sound pleased
• Run really well
• Rancour
• Bitter ill will
• Contentment sound
• Run great
• Express pleasure
• Contented kitten's sound
• Happy cat's sound
• Cat noise
• Treat maliciously?
• Sign of a contented cat
• 'That feels good,' to a tabby
• "That feels good," to a tabby