| crab-like motion(expression, idiom, regression) |
| cropper(decrease, ebb, disappearance, senescent, windup) |
| decline and fall(expression, idiom, ebb, disappearance, windup) |
| decrescence(decrease, ebb, senescent, deflation) |
| deflation(decrease, ebb) |
| dematerialization(ebb, disappearance, windup) |
| desistance(ebb, disappearance, windup) |
| devolution(decrease, ebb, disappearance, senescent, windup) |
| disappearance(ebb, windup) |
| disappearing act(expression, ebb, disappearance, windup) |
| downtrend(decrease, ebb, deflation, refluence, subsiding) |
| downward slope(expression, decrease, ebb, deflation) |
| drawing together(expression, decrease, ebb, deflation) |
| drop-off(decrease, ebb, deflation, refluence, subsiding) |
| elision(decrease, ebb, deflation) |
| ending(ebb, disappearance, windup) |
| exodus |
| fade-out(ebb, disappearance, windup) |
| fade out(expression, ebb, disappearance, windup) |
| fadeout(ebb, disappearance, windup) |