- 2Significato: turningpivot fulcrum block bearing swivel
- 3Significato: rotateswivel turn whirl pivottwist spin gyrate pirouette
- 4Significato: swivelspindle fulcrum reel spoolpivot axis axle bobbin
- 5Significato: point of leveragepivot bearing block swivel fulcrum
- 6Significato: movementsway oscillate fluctuate vibrate waveswerve rock pivot swing
- 7Significato: centreheart core hubfocus pivot nucleus
- 8Significato: ball bearingpivot fulcrum block swivel bearing
- 9Significato: bearingpivot fulcrum block swivel ball bearing