The word "allege" is correct and can be used in written English. It is typically used when someone presents an accusation, often without much evidence. Example: The executive alleged that his former assistant had stolen money from the company.
After the final whistle the odd supporter used social media to allege that Carver – whose suddenly relegation-threatened side are now only five points above the bottom three and visit renascent Leicester on Saturday – had sworn at his detractors, before issuing an invitation "outside" for a fight.
They would further allege that when the off-duty officer tried to intervene, he was "threatened by the man armed with the tyre lever".
The day had begun with Valcke facing questions over a letter that proved he had knowledge of a $10m payment to Warner which US investigators allege was a bribe.
His demand for and receipt of bribes, the authorities allege, was a key part of a 24-year racketeering and bribery conspiracy, dating from 1991 to 2015, which led to "endemic corruption" of Fifa itself.
Better late than never, José Mourinho has finally accepted it was disingenuous to allege there was a campaign among the Premier League's higher authorities to nobble Chelsea's title challenge through the kind of refereeing mistakes that invariably happen to every club over the course of the season.
The group of students allege that police then grabbed one of them by the neck for up to five seconds and pushed him, causing bruising.
The Detroit-based copyright holders allege "unauthorised use has been made of Eminem's Grammy and Academy Award-winning song Lose Yourself in election campaign advertising run by the National party in the lead-up to the 2014 New Zealand general election".
Being a terminologist, I care about word choice. Ludwig simply helps me pick the best words for any translation. Five stars!
Maria Pia Montoro
Terminologist and Q/A Analyst @ Translation Centre for the Bodies of the European Union