"tumbles" is correct and usable in written English
You can use it to refer to when something (usually animate) moves or falls in an uncontrolled way. Example: The puppy tumbled down the hill as it tried to catch the ball.
Chain drains are a far more attractive alternative to downpipes, and become instant water features when it rains and the water tumbles down the chain links.
Then she dozes off and tumbles out of her rocking chair, and cries because she thinks she's broken her foot.
The gathering storm Helping those who help themselves Rusty Lusty Death in Surrey Fighting on two fronts Reprints Related items Interest rates: The central bank's dilemmaJan 10th 2008 Economic outlook: In the bleak midwinterDec 6th 2007But as economic growth tumbles, inflation will take off (see chart).
The water tumbles past plum trees and willows.Twenty years ago, this background would itself have seemed a dream for anyone foolish enough to be trying to fish the Cheonggyecheon.
Currency volatility can itself cause panic, especially when the dollar tumbles, given America's reliance on foreign capital (although the current-account deficit shrank in the fourth quarter, it was still 5.3% of GDP last year).
Venezuela tumbles 12 places to languish just below another socialist bastion, Cuba.
A book or film that fails to attract a mass audience tumbles quickly into the depressed middle.
In countries with higher polity scores, investment tumbles far less during election season.
They mostly occur when spring rainfall gathers on land, makes its way into streams and rivers, and eventually tumbles down to the ocean.
An additional problem is that when everything tumbles into a giant heap it is difficult to extract material for recycling, now an important way of defraying demolition costs.Apart from dust, explosive charges can throw out fragments called "flyrock".
Whether any given level of optimism is a proper reflection of a firm's prospects will always be open to fierce debate.Economists have become increasingly active in this debate in recent years, as the long bull market in shares propelled p/e ratios to levels that in most cases remain well above historic norms, even after the stockmarket tumbles of the past year.
