Possible Clues:

• Hinder progress of Romeo, Greek character, on the road
• Sailor getting stuck into wine produces delay
• Slow down or delay growth
• Slow down — consider putting in time for golf
• Slow time in last day
• Slow down Liverpool fan crossing pitch
• Slow blast with Queen in comeback
• Check reversing speed in road
• Slow the growth of
• Hold back — trader (anag)