“clout” is correct and usable in written English.
You can use it to refer to influence or power, especially when referring to someone's ability to make decisions or get certain outcomes. For example: “The mayor had enough clout to get funding for the project.”.
Practitioners may voluntarily sign up to one of a number of organisations, but these have no clout.
That puts Swift in the company of big artists including Beyoncé, Coldplay and U2 in 2014 so far, showing iTunes' continued clout within the music industry.
Ratings agencies have been criticised for having too much clout in jittery markets during the financial crisis.
This narrative had become so entrenched, so appealing even to those who did not consider themselves nationalists, that not long after a Labour government dominated by two Scottish MPs, Gordon Brown and Alistair Darling, the SNP was able to argue that not only was Labour anti-Scottish but that Scotland lacked clout at Westminster.
Iran's regional clout is growing in parallel.
To take the rarely mentioned prime example of regional clout, what is Bavaria's Christian Social Union (CSU)?
The CMA has the clout to fix the broken banking industry once and for all, and lay the foundations for a competitive market that works for, rather than against, customers".
Mirabella herself has played on the fact that she is an experienced MP with the clout of a major party behind her.
McConnell won because he's got a familiar name, a lot of money and the kind of political clout that makes up for occasional lapses from orthodoxy.
This would learn from the mass appeal of cultural movements like Afrofuturism, take on the knowledge and international clout of the Foresight for Development programme, delivered with the entrepreneurial audacity of the Ampion Venture Bus Africa and Thomas Aquilina's attention to detail.
I don't suppose London civil servants (professionally committed to upholding the UK state) carry a great deal more clout than Osborne in Scottish public debate, but at least he's not a Tory, and he did seem to know what he was talking about.
