Possible Clues:

• Denier's contraction
• Failed to do
• "That __ hurt"
• "I __ mean it"
• 'We -- Start the Fire'
• Refused
• "I ___ think I had it in me"
• Got by without exertion
• '___ see that coming!'
• 'If I ___ Have You' (2001 Best Original Song Oscar winner)