Phase down and Roll down

Phase down verb - To grow less in scope or intensity especially gradually.

Roll down and phase down are semantically related in to decrease in size topic. In some cases you can use "Roll down" instead a verb "Phase down".

Roll down verb - Gather into a huge mass and roll down a mountain, of snow.

Phase down and roll down are semantically related in to decrease in size topic. You can use "Phase down" instead a verb "Roll down".