Related Clues:

• Lighthearted laugh
• Weak laugh
• Furtive laugh
• "That's amusing"
• Conniving sound
• Clever chuckle
• "Good one"
• Sneaky laugh syllable
• 'That's amusing'
• Nervous chuckle
• Couple of laughs?
• Devious snicker
• Amused giggle
• "That's funny"
• Palindromic chuckle