The phrase "a sharp turnabout for" is correct and usable in written English.
It can be used to describe a sudden and significant change in direction or opinion, often in a context where a reversal of a previous stance or situation is highlighted.
Example: "The company's decision to embrace sustainable practices was a sharp turnabout for its previous focus on profit over environmental concerns."
Alternatives: "a drastic change for" or "a significant reversal for".
But such a fight would be a sharp turnabout for both congressional Republicans, and Capitol Hill in general.
The retreat from public view is a sharp turnabout for the Zapatistas, a guerrilla group that has always emphasized political over military combat.
The decision is a sharp turnabout for Foxconn, which has an extensive one-square mile campus in Shenzhen with high-rise dormitories, restaurants, banks, recreational facilities and a hospital.
It is a sharp turnabout for the West Side piers, between 46th and 50th Streets, which underwent a $40 million renovation in the 1970's as part of a deal between the city and the Port Authority of New York and New Jersey to build the World Trade Center.
Their presence marked a sharp turnabout from the fighting on Saturday, when sustained artillery or rocket barrages sent the bulk of rebel forces running.
It was a sharp turnabout from three months ago, when Mr. Allawi accepted defeat after last March's inconclusive national elections and agreed to join a government led by his old political rival, Mr. Maliki.
The board's hardball tactics are a sharp turnabout from its stance in recent years, when it made Mr. Kozlowski perhaps the best-paid chief executive in the country.
DuPont, based in Wilmington, Del., expects a fourth-quarter loss of 20 to 30 cents a share, excluding one-time items, a sharp turnabout from the earnings of 20 to 25 cents it had earlier forecast.
That's a sharp turnabout from GE's plight at the end of 2018, as a two-year stock collapse wiped out more than $200 billion in shareholder value.
This follows the Vatican's announcement that Pope Benedict XVI would meet with more abuse victims, and that transparency in dealing with abuse allegations is an "urgent requirement" for the church – a sharp turnabout in Rome's previously defensive response to the scandal.
For NBC Universal, Trumps "SNL" appearance marks a sharp turnabout.
