The phrase "abandon a role" is correct and usable in written English.
It can be used when discussing the act of leaving or giving up a specific position or responsibility, often in a professional or theatrical context.
Example: "After much consideration, she decided to abandon her role as team leader to pursue other opportunities."
Alternatives: "give up a role" or "relinquish a role".
were they part of some kind of Republican setup?), he called his lawyer, who turned over the package to the F.B.I....Because Downey had received the package, and because he'd had an opportunity to review its possibly purloined contents, he was forced to abandon a role he'd been rehearsing, with great relish, for several months.
In fact, abandoning an opposition role could be dangerous for Mr. Wilders, analysts say.
It appears that China would have had to trust the Western countries over their commitment to concessions, and in the end, it did not, so abandoned a potential broker role.
But while some in the U.S. have labeled the war in Afghanistan "the right war," the conflict has been a source of strong debate in Canada, amid concerns that Canada has abandoned a more traditional peacekeeping role.
What dismays them is that the commission should abandon its role as a force for open markets.
The people of the United States are not ready to abandon our role as a beacon of liberty to the world.
In addition, the people of the United States are not ready to abandon our role as a beacon of liberty to the world.
In conjunction with the upcoming release of its first iPhone application, the site has decided to abandon its role as a standard social network, and is instead reinventing itself as one of the iPhone's first location-based dating services.
But it will have to abandon its role as a proxy warrior first.
Ofsted could then concentrate on ensuring the delivery of a secular curriculum and abandon its inappropriate role as part of the government's anti-terrorist strategy.
And afterwards, when the performance is over, audience members can abandon their role of voyeur, step inside the hotel and have a drink in one of the rooms as it turns into a bar.
