| major change(expression, change, development, alteration, modification) |
| radical change(expression, development, alteration, changing) |
| total change(expression, change, development, alteration, modification) |
| changeover(noun, change, development, alteration, modification) |
| revolutionary change(expression, development, alteration, changing) |
| sudden change(expression, change, development, alteration, modification) |
| transformation(noun, change, development, alteration, modification) |
| abrupt change(expression, development, alteration, changing) |
| complete change(expression, change, modification, revolution) |
| dramatic change(expression, change, development, alteration, changing) |
| great change(expression, development, alteration, changing) |
| dramatic shift(expression, change, development, alteration, changing) |
| fundamental change(expression, change, development, alteration, changing) |
| great shift(expression, development, alteration, changing) |
| sea change(expression, change, development, alteration, changing) |
| break with the past(expression, development, alteration, changing) |
| breakthrough(noun, development, alteration, changing) |
| conversion(noun, development, alteration, changing) |
| drastic change(expression, change, development, alteration, changing) |
| huge alteration(expression, development, alteration, changing) |