The word 'mistaking' is correct and usable in written English.
You can use it to express making an error or misunderstanding someone/something. Example: I apologized for mistaking my friend's advice and making the wrong decision.
Silver hair and sharp suits have replaced the fresh faces and Soviet tailoring of 1984 but there was no mistaking the aura surrounding two of the world's greatest chess players, Garry Kasparov and Anatoly Karpov, as they prepared for an historic rematch today.
Mentioning the altercation on Twitter, a number of people reported similar scenarios of baffled strangers mistaking Welsh for other languages.
As the city presses upon the neighbouring Sanjay Gandhi National Park, leopards have begun entering settlements and have sometimes killed squatting humans, especially children, after mistaking them for prey.
Or perhaps, not for the first time, the world's leading financiers are mistaking size for profitability.
But Jordanian commentators warn against mistaking quiet for happiness.
Almost a year earlier, in the wake of the London terrorist bombings in July 2005, the police had shot dead an innocent Brazilian in a south London Underground station, mistaking him for a terrorist.
Another pair of truant Stanford graduate students, Sergey Brin and Larry Page, invented Google, a search engine that Yahoo! chose not to buy, mistaking search for a feature of web portals rather than a new approach to surfing.
At literary parties, tiddly in a trice, she could be the life and soul, mistaking the queen for Vera Lynn loudly and to her face, or inviting men to join her under the piano.
ReprintsAllergies are inappropriate reactions by the immune system to molecules which, though harmless, it regards as hostile perhaps mistaking them for chemicals on the surfaces of bacteria.
Even if that is an exaggeration, there is no mistaking the mood of nervous hopefulness.
Last year a local rugby hero shot dead his teenage daughter, mistaking her for a car thief whom he thought it fine to kill.The tighter rules might, at first, push more people to buy illegal guns.
