The phrase "a vicious act of" is correct and usable in written English.
It can be used to describe a particularly cruel or brutal action, often in contexts discussing violence or wrongdoing.
Example: "The community was shocked by the news of a vicious act of vandalism that occurred overnight."
Alternatives: "a brutal act of" or "a cruel act of".
Trump on Friday condemned the "horrible massacre" at the mosques and the White House called the shooting a "vicious act of hate".
Amnesty International UK's Stop Torture campaign manager, Tom Davies, said: "Why are doctors in Saudi Arabia taking any part in a process that is clearly a vicious act of cruelty?
In a statement after the flogging Amnesty called it a "vicious act of cruelty" and said Badawi's "only 'crime' was to exercise his right to freedom of expression by setting up a website for public discussion".
They constitute, especially when you compare them with the religious paintings he was trained to do in this city, a vicious act of sacrilege: a vision of a world without the Christian God.
Amnesty International called it a "vicious act of cruelty", further stating that Badawi's' only "crime" was to exercise his right to freedom of expression.
The 50 lashes -- labeled by Amnesty International a "vicious act of cruelty" -- was the first installment on his sentence of 1,000 floggings, as well as 10 years in prison and a fine of $266,000.
This may be the outcome in the short term, as passions flare in response to what most Jordanians view as a vicious act on the part of ISIS.
"By conducting such a vicious act and killing of religious scholars and innocents, the terrorists showed that they trample Islamic values on the orders of their masters and can go to any extent in committing a crime".
On the taste front, children (and adults) may well be disturbed by the gore of what was a vicious act.
It was possible to read Hitchens's action as a gesture of principle, but many who knew him saw it as a vicious act: he was "Snitchens".
My heart goes out to all the innocent victims of this horrible and vicious act of terrorism.
