The phrase "largely convincing" is grammatically correct and can be used in written English.
It means that something is mostly or mostly likely true, persuasive, or believable. Example: The author's argument in the essay was largely convincing, with well-supported evidence and logical reasoning.
That's when I learned the word for dill — ukrop — from Leslie, our program director, whose bright, Midwestern geniality belied the difficult task she had: largely, convincing underage American college students not to drink vodka.
Views differ on her success in the Fortunes of War battlescenes; initial reviews by Auberon Waugh and Hugh Massie criticised them as implausible and not fully realised, but later commentators have describing her depiction of battle as vivid, poignant and largely convincing.
This is a very nicely-performed paper, and the data are largely convincing.
There was a consensus that the data are of high quality, that the problem is important, and that the results are largely convincing.
This manuscript also mainly uses mouse genetic approaches and many types of rescue experiments, and thus the data are largely convincing.
Their Rockin Chair leads this pack of largely convincing hi-NRG tracks, full of rubbery bass and Nordic minimalism.
Scientists are now largely convinced that the overuse of medication can interfere with the brain's own pain-control system, paving the way for chronic headache syndromes.
In fact, it was Deutsche Telekom's growing conviction that Qwest would not realistically be able to back out of the U S West deal that largely convinced the German company to short-circuit the negotiations.
The death of Mr. Cato's 7-year-old son became an instant symbol for black and Caribbean residents, who had tense relations with their Hasidic neighbors and were largely convinced that they did not get fair treatment or equal opportunities in their neighborhoods.
If employees are largely convinced that the best days of their employer are ahead, they have a large financial incentive to hang on to those shares.
But a quarter-century later, people in Beijing seem genuinely if somewhat uneasily oblivious to the anniversary, and largely convinced that the China that has arisen in the intervening years justifies the course chosen by the leaders then.
