Related Clues:

• It's funny and frightening to hear
• Frisson
• Shrill piercing cry
• This sound pierces!
• Horrified reaction, coming in second best
• Ultimately useless dairy product -- that's a laugh!
• Convulsive shake
• Shake edges of smallish milk container
• Sun's best part? That's a laugh
• Sound of alarm disturbed hikers
• Indication of terror -- a hoot!
• Deception taking in engineers is very funny thing
• Southern elite are loudly evident
• Second best part in hilarious performance
• Scream or squeal