Related Clues:

• Half a gaffe?
• Radiator noise
• Frightening sound
• Sibilant boo
• Startling shout
• Make a pitiful face
• It causes many to start
• Reaction to a pun
• Scary cry
• Passive-aggressive expression
• Look of disappointment
• Pained utterance
• Reaction to a bad joke
• Expression of annoyance
• Shout to startle