tumble

Understand, usually after some initial difficulty.

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”

Roll over and over, back and forth.

Suffer a sudden downfall, overthrow, or defeat.

Throw together in a confused mass.

“They tumbled the teams with no apparent pattern”

Fall down, as if collapsing.

“The tower of the World Trade Center tumbled after the plane hit it”

Cause to topple or tumble by pushing.

Fly around.

“The clothes tumbled in the dryer”

Fall apart.

Do gymnastics, roll and turn skillfully.

Fall suddenly and sharply.

“Prices tumbled after the devaluation of the currency”

A sudden drop from an upright position.

An acrobatic feat of rolling or turning end over end.