S: (v) tumble (fall suddenly and sharply) "Prices tumbled after the devaluation of the currency"
S: (v) tumble (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"
S: (v) tumble (suffer a sudden downfall, overthrow, or defeat)
S: (v) tumble (do gymnastics, roll and turn skillfully)