The word "vociferous" is correct and usable in written English.
It is an adjective used to describe someone who speaks with great volume and enthusiasm. For example, "The protesters were vociferous in their chants of 'No more!', making sure their voices were heard."
Although Binyamin Netanyahu has been vociferous in addressing the perceived Iranian threat to Israel, during his first term as prime minister in the late 1990s he evidently sent signals that he was interested in dialogue with Tehran.
The confidentiality agreement was lifted in January after a vociferous campaign and a government payment of £2m to the British Olympic Association.
A letter to the Times the following year raised vociferous complaint about plans to erect pylons across the Sussex Downs and was signed by figures such as John Maynard Keynes and Rudyard Kipling.
This is a line that one hears repeated again and again across these islands and one that extends well beyond the vociferous local SNP activists.
We are pro-equal rights and have been running vociferous campaigns against discrimination on the grounds of sexual orientation," Kalbag said.
Martin has been a vociferous critic of the way supermarkets and pubs are taxed.
There was a vociferous appeal for an Ayr penalty in the 82nd minute when the Hibs substitute Matt Doherty appeared to handle the ball as he fell in the area but the referee ignored the penalty claims.
A first Champions League semi-final in 12 years awaits, Massimiliano Allegri having succeeded in his first campaign in charge where Antonio Conte and Fabio Capello had failed, with the players' celebrations in front of their joyous and vociferous support at the final whistle a reflection of collective relief.
As it began its third week in cinemas on Friday, there was little doubt that if film fans continue to snub PK's vociferous and occasionally violent critics, the movie will become the biggest money-spinner in Bollywood box office history, overtaking 2013's Dhoom 3 (£54.7m).
British scientists who have seen the fallout at Pennsylvania's Wyeth (bought in 2009) are among the most vociferous in arguing against AstraZeneca going the same way.
Accrington, backed by a vociferous home crowd, fashioned a series of half-chances.
