Related Clues:

• Tittering sound
• Sound of amusement
• [snicker]
• A little laughter
• Villainous sound
• Cynical laugh
• Small chuckle
• [Giggle]
• "Yeah, I bet you do..." laugh
• "That's mildly amusing!"
• Forced laugh sound
• Chuckling sound
• 'That's funny ...'
• Twitter
• Sneaky chuckle