Related Clues:

• Strain
• Ask too much of
• Weary
• Go heavy on the levy
• Burden and then some
• Strain, in a way
• Demand too much of
• Stress out
• Put too much pressure on, like Revenue Commissioners
• Place too great a burden on
• Put too great a strain on, as Revenue Commissioners do
• Place too great a burden on, as Revenue officials do
• Try to do too much at the cleric up in there when there's an ox around
• Try too hard to get above the nails, by the sound of it
• Strain too much to have them above little nails, by the sound of them (7)