Related Clues:

• Puts through a sieve
• Exerts utmost effort
• Melodic passages
• Uphill battles
• Overworks
• Endeavours
• Makes great effort, tries hard
• The result of tension, by the sound of them?
• If one does this to it, maybe it makes the music clear
• One stresses how sweet they are, by the sound of them
• The melody of the southern railways
• Stretches too much
• Strives for discipline in sea-going craft
• Taxes! They can be harmonised
• Gentle music or some big orchestra instead?