Related Clues:

• Apologetic utterance
• Cry after a trip
• Unwelcome word from a barber
• Word after a drop
• 'It slipped!'
• Surveyor's finding
• 'Beg pardon!'
• Apologetic cry
• 'I smell trouble'
• "I smell trouble"
• 'Didn't intend for that!'
• "I goofed!"
• 'My b'
• Nothing to repeat, I should add -- oh dear!
• Bad thing to hear from the dentist during a checkup