'unmatched influence' is a correct and usable phrase in written English
You can use it when describing someone or something that is having a very strong and notable effect on the people or environment around them. For example, "The warlord's unmatched influence succeeded in uniting the rival tribes."
America has unique power and unmatched influence.
Among these men, Bin Laden is said to exercise an unmatched influence.
His unmatched influence as prime minister since 2009 in the ruling Barisan Nasional coalition, and his leadership of its main political component, the United Malays National Organisation, in power continuously since 1957, makes him a difficult man to challenge.
Wilburn Williams, Lawrenceville, N.J.: I'm surprised that you refer to the domestic sphere as an area where women exercise an unmatched influence and then go on to mention Steven Pinker, admittedly in a slightly different context.
While India produces more films and China has bigger studios, the industry based in this sprawling US state has an unmatched influence across the globe.
The complaints said both moves violated Article 60 of the constitutional declaration adopted in a referendum last year - which does not state how the assembly should be appointed - and would also give Islamists unmatched influence over the constitution-drafting process.
A dynamic summit of unmatched authority, influence and bold community impact.
And it goes a long way toward explaining why gun companies have poured millions into the National Rifle Association over the past decade, giving the industry's lobbying arm virtually unmatched political influence.
In the North's dynastic system, her blood ties with Mr. Kim give her unmatched access and influence.
That influence, unmatched by any other figure outside of politics, has been damaged by the phone-hacking scandal that erupted over The News of the World, the hugely profitable, free-spending tabloid that has the largest circulation, reported earlier this year to be 2.7 million, of any of Britain's Sunday newspapers.
But Mr. de Blasio, 52, the city's public advocate, is determined to capitalize on its ascendancy, grass-fed beef jerky and all, offering the new Brooklyn as a proxy for all the boroughs outside Manhattan, whose dynamism and energy, he argues, is woefully unmatched by their influence inside the mayor's office.
