The phrase 'falsely alleged' is correct and usable in written English.
You can use it when you want to describe an accusation or allegation that you believe to be untrue. For example: "The police officer falsely alleged that I was involved in the crime."
On one occasion an unknown caller falsely alleged Ghoddoosi had been raped by her boss.
But it falsely alleged that his sole motive was to secure state funding for the Labour Party.
It is alleged that between 12 March 2003 and 21 May 2003 Pryce falsely alleged she was the driver of the car.
Purporting to describe only those instances in which a rape is falsely alleged, its subtle sneer in fact slides backwards towards real rapes, undermining every victim by association with that classic trope: the lying, vengeful slut.
The Police Department's chief spokesman, Paul J. Browne, said in an e-mail that "the N.Y.P.D. lawfully follows leads in terrorist-related investigations and does not engage in the kind of wholesale spying on communities that was falsely alleged".
Over the past two weeks, with Ohio once again a key battleground, the Romney campaign has falsely alleged in speeches and in television commercials that Chrysler plans to shift Jeep manufacturing and jobs from the United State to China.
Campaign volunteers who forwarded emails falsely alleging Obama is Muslim resigned when they were found out.
In some cases, families received hoax bombs, and many employees were targeted by campaigns falsely alleging they were paedophiles.
Meanwhile, the UN has apologised to Belarus for falsely alleging it broke an arms embargo against Ivory Coast.
You falsely allege that, in apparent contradiction of an editorial statement on such matters, we had undertaken no consideration of the risks associated with publication.
Mr. Romney's campaign is running a raft of harsh advertisements against the president, including one that has been repeatedly criticized by news media "fact checkers" for falsely alleging he is stripping work requirements from the 1996 welfare overhaul law.
