Possible Clues:

• Clear with powerful tractor, demolish
• Male and female deer reportedly level
• Knock flat
• Destroy dull characters in Dickens with minimum of effort
• Force speculator to go off
• Speculator's twelve short, going to get level
• Flatten (with a powerful tractor)
• Demolish; ride roughshod over
• Clear away, in a way
• Does level best perhaps to get light sleep after what the pope issues