vigorous

The researchers used these thick substances because keeping a liquid aloft requires vigorous shaking — with larger pools requiring stronger vibrations — and a runny fluid like water would slosh around too much to form a stable, levitated layer.

Cynical Theories argues bad ideas should be debated, and defeated, with vigorous public discussion.

McCain said he, Corker, and Burr are also interested in pursuing more vigorous oversight of the Iran deal as well.

Republicans are having a vigorous debate about whether or not to make serious appeals to the growing Hispanic electorate.

Obama and Modi are from two different planets, and each, in his heart, is likely to have vigorous contempt for the other.

Polio, for example, has been eradicated in the Western hemisphere thanks to a vigorous international immunization program.

Ordinarily, the possibility of a Perkins run for office would be about as thrilling as a vigorous tooth flossing.

Potatoes also are extensively planted, and I never saw a more vigorous growth.

Junot already held Portugal; it seemed as if it needed but a vigorous movement to oust the Bourbons from Madrid.

The promises of Bellamy and Planner were as far from fulfilment as ever; their performance as vigorous and disastrous as at first.

No more admirable illustration can be found of the truth that the essence of defence lies in a vigorous local offence.

Mr. Burns was a striking personality; strong and vigorous, mentally and physically.