detune /dē-tūnˈ/

1. To alter the oscillations of (violin strings, an electronic circuit, etc)
2. To reduce the performance and efficiency of (a motor-car engine)

• turn down
• turn-down
• turn down cold
• turn-downs
• turndun
• turnduns
• turned
• turner
• Turneresque
• Turnerian
• turneries
• turners
• turnery
• turn forth
• turn in
• turn-in
• turning
• turning circle
• turning circles
• turning lathe
• turning lathes
• turning point
• turning points
• turnings
• turning-saw