"vastly contrasting" is correct and commonly used in written English.
It means that two things are very different from each other. Example: The two sisters had vastly contrasting personalities - one was outgoing and bubbly while the other was introverted and serious.
News International, which has shifted its focus away from driving user numbers as it plots the implementation of paywalls, experienced vastly contrasting fortunes last month.
Melbourne's two A-League clubs avoided potential FFA Cup upsets by recording away wins on Tuesday, albeit in vastly contrasting fashion.
This was a two-part masterclass against players of vastly contrasting styles, separated by a little over two hours of rest, and completed in 124 minutes.
The fact is, there are many variations of footballing style, and nothing is more riveting to watch than two teams with vastly contrasting styles taking one another on.
In wins of vastly contrasting style and rhythm here on Wednesday the two best players in the world went through to the third round of the Paris Masters, but it is the Serb who will feel more energised and confident.
On a misty Sunday afternoon on the Côte D'Azur, in the 100th final of his career, the Spaniard won his first Masters title in nearly two years at the venue where he once ruled for eight years in a row – but he will surely know that beating Gaël Monfils in three sets of vastly contrasting quality has not totally restored his aura, even on clay.
This contrasts vastly to Wolves who were the first team to secure a relegation place this season.
Every time I visit that remarkable peninsular nation, I am struck by two things, vastly in contrast.
Though none of these technologies can reproduce the spatial resolution of film screen mammography (up to 16 line pairs per millimetre), this is more than compensated for by the vastly superior contrast resolution for all areas of the breast, as demonstrated in phantom studies and clinical situations [ 6, 7].
Despite growing up with vastly different types of people and contrasting glimpses of diversity, Wong and Tang's experiences are united by childhoods defined by strong work ethic ― a pillar of the Chinese-American restaurant story.
Mr. Kerry contrasted the vastly improved budgetary picture under Bill Clinton with the deficits under Mr. Bush and said, "We can do better".
