| major modification(expression, change, alteration, variation, modification) |
| major variation(expression, change, alteration, variation, modification) |
| marked transformation(noun, expression, upheaval, conversion) |
| metamorphosis(noun, upheaval, conversion) |
| modification of quality(expression, change, alteration, variation, modification) |
| new ball-game(noun, expression, disorder, disturbance, turmoil) |
| new deal(expression, disorder, disturbance, turmoil, tumult) |
| outbreak(noun, disorder, disturbance, turmoil, tumult) |
| outburst(noun, disorder, disturbance, turmoil, tumult) |
| outcry(noun, disorder, disturbance, turmoil, tumult) |
| overthrow(noun, disorder, disturbance, turmoil, tumult) |
| qualitative change(expression, change, alteration, variation, modification) |
| quality change(expression, change, alteration, variation, modification) |
| quantum jump(noun, expression, upheaval, conversion) |
| quantum leap(noun, expression, upheaval, conversion) |
| radical change(noun, expression, upheaval, conversion) |
| shakeout(noun, disorder, disturbance, turmoil, tumult) |
| significant change(expression, change, alteration, variation, modification) |
| significant change in attitude(expression, change, alteration, variation, modification) |
| significant change in policy(expression, change, alteration, variation, modification) |