tumble

(n) an acrobatic feat of rolling or turning end over end
(n) a sudden drop from an upright position
- he had a nasty spill on the ice
fall, spill,

(v) fall down, as if collapsing
- The tower of the World Trade Center tumbled after the plane hit it
topple,
(v) cause to topple or tumble by pushing topple, tip,
(v) roll over and over, back and forth
(v) fly around
- The clothes tumbled in the dryer
- rising smoke whirled in the air
whirl around, whirl,
(v) fall apart
- the building crumbled after the explosion
- Negotiations broke down
crumble, crumple, collapse, break down,
(v) throw together in a confused mass
- They tumbled the teams with no apparent pattern
(v) understand, usually after some initial difficulty
- She didn't know what her classmates were plotting but finally caught on
catch on, cotton on, get it, get onto, get wise, twig, latch on,
(v) fall suddenly and sharply
- Prices tumbled after the devaluation of the currency
(v) put clothes in a tumbling barrel, where they are whirled about in hot air, usually with the purpose of drying
- Wash in warm water and tumble dry
(v) suffer a sudden downfall, overthrow, or defeat
(v) do gymnastics, roll and turn skillfully

topple fall spill tip whirl around whirl crumble crumple collapse break down catch on cotton on get it get onto get wise twig latch on

tumblebug tumble-down tumble drier tumble dry tumble-dryer tumble grass tumbler tumbler pigeon tumbleweed