The phrase "a very substantial risk" is correct and usable in written English.
It can be used when discussing the likelihood or potential consequences of a negative event occurring, particularly in contexts like finance, health, or safety.
Example: "The project carries a very substantial risk of exceeding the budget if we do not manage our resources effectively."
Alternatives: "a significant risk" or "a considerable risk."
"We actually jumped first and took a very substantial risk," Mr. Trimble said on Monday.
"Without gaining public support for its mission, it runs a very substantial risk of being marginalized in Washington.
"There's a very substantial risk if any justice of the peace refuses to solemnize a marriage because of sexual orientation," Mr. Fried said.
For investors, the fundamental issue is "how to treat an industry that has strong earnings from a source that potentially faces a very substantial risk," said Matthew Borsch, a health care analyst at Goldman Sachs.
"We decided to take on a very substantial risk, and we're absolutely confident that we made the right decision," said Varadarajan Chari, the former chairman of the temple's finance committee, who along with his wife, Mythili Chari, the temple president, has been involved with the building of the temple from the beginning.
In addition, the study warned work was needed "with a high degree of urgency to address the very substantial risk of flooding from overtopping of the Bridge at the western end of St Sampson Harbour" at a cost of £2.1m.
Looming carbon taxes ("hopefully, in the not-too-distant future"), coupled with the increasing affordability of alternative energy, will mean that coal and oil from tar sands run the "very substantial risk of being stranded assets".
For example, "the business mathematics of alternative energy are changing much faster [than many people] realise". Looming carbon taxes ("hopefully, in the not-too-distant future"), coupled with the increasing affordability of alternative energy, will mean that coal and oil from tar sands run the "very substantial risk of being stranded assets".
"We run the very substantial risk that water to Silicon Valley will be cut off and California's engine of wealth and innovation will be dealt a body blow.
It clearly makes no sense to assign a p53 status to samples containing only very small numbers of tumour cells, because of the very substantial risk that the result reflects only the status of the normal cells in the biopsy.
When a risk analysis was carried out with a model, the reason became clear: the venture had a very substantial downside risk.
