Related Clues:

• Expend, as energy
• Virtuoso lacking power to bring into use
• Put on, as pressure
• Energy-filled, unrestrained exercise
• Apply authority without power
• Really strain
• Hold and use (a weapon or tool)
• Hold and use (a weapon)
• Bring (a force) to bear
• Like a weed -- just put energy in to make it flourish
• Master has no piano to put to use
• Bring to bear, as pressure
• Brandish blade, ultimately cutting bananas
• Have or exert e.g. power
• Make a strenuous effort taking piano from specialist