The phrase "a bitter attack on" is correct and usable in written English.
It can be used to describe a harsh or critical criticism directed at someone or something.
Example: "The article was a bitter attack on the government's handling of the crisis."
Alternatives: "a scathing criticism of" or "a harsh condemnation of".
In 1941 he returned to the Soviet Union, where his Padeniye Parizha (The Fall of Paris)—a bitter attack on the West was published that year, winning the 1942 Stalin Prize.
Dos shtrayml (1893; "The Fur Hat") is a bitter attack on the Hasidic rabbis' authority.
As Paul Brodeur wrote in 1993: The chemical industry and other industries launched a bitter attack on [Carson]….
His best work, Tariménes utazása (1802 04; "Tarimenes' Journey"), the first real novel in Hungarian, was a bitter attack on everything that was opposed to the Enlightenment.
Her speech ended with a bitter attack on the mullahs who were leading the campaign for what they claimed was true Islamic justice.
In an emotional television address, the billionaire media magnate launched a bitter attack on magistrates he said were perverting democracy and called for sweeping judicial reform.
The leader of the Serbian Radical Party, Vojislav Seselj, made a bitter attack today on "the undemocratic propaganda methods" of the political coalition of President Slobodan Milosevic and his wife, Mirjana Markovic -- a coalition Mr. Seselj has supported in both the federal and Serbian parliaments.
In the week when ballot papers for the leadership contest went out to the members, Lady Thatcher launched an extraordinarily bitter attack on Kenneth Clarke, the Europhile former chancellor of the exchequer.
Sarah Greenough rounds up the more outraged reviews: "A slashing and bitter attack on some U.S. institutions"; "A Degradation of a Nation!"; "a sad poem for sick people".
After a bitter attack against his father, a "useless sperm donor", he writes again on the earmarked day.
In a September 24 NewsBusters post, Graham regurgitated Limbaugh's bitter attack on a campaign to dissuade businesses from advertising on Limbaugh's show because of his offenses to the public discourse, regurgitating unsubstantiated claims that the campaign is nothing but "leftist... agitators trying to ruin his program among advertisers".
