Related Clues:

• 'Beg pardon ...'
• Bid for attention
• 'May I interrupt?'
• Except that
• 'If I may interrupt, ...'
• Cutting-in noise
• 'Pardon me...'
• Throaty interjection
• 'What am I, invisible?'
• "Beg pardon ..."
• Interjection to express doubt
• Throaty cousin of ''psst!''
• On the contrary
• Meaningful little cough
• 'Excuse me …'