tumble, topple - fall down, as if collapsing; "The tower of the World Trade Center tumbled after the plane hit it" --1is one way todescend, fall, go down, come down
whirl, tumble, whirl around - fly around; "The clothes tumbled in the dryer"; "rising smoke whirled in the air" --4is one way tomove Sample sentences: Something ----s Something is ----ing PP
crumble, crumple, tumble, break down, collapse - fall apart; "the building crimbled after the explosion"; "Negociations broke down" --5is one way tochange integrity Sample sentence: Something ----s