"hefty rise" is correct and usable in written English.
You can use it to describe a large, sudden increase in something, such as price, numbers, etc. For example, "The price of avocado has seen a hefty rise in the last year."
That is a hefty rise from 1.1% core inflation in the year to December.
Each round of enlargement delivered a hefty rise in GDP and productivity growth, relative to the counterfactual.
Despite a hefty rise in the renminbi's value since 2005, China's trade surplus to the U.S. continues to rise.
These are sure to show a hefty rise as Northern Cape, Western Cape and KwaZulu-Natal provinces replace underground casinos with their first legal ones.
Leading shares are heading higher for the second day, boosted by a hefty rise on Wall Street ahead of the US Federal Reserve's interest rate decision on Thursday.
The hefty rise in Portugal's borrowing costs caused a dip in the Dow Jones, and the wider worries about the European economic recovery knocked UK banks in turn.
Boyhood and The Grand Budapest Hotel both saw hefty rises from the previous weekend, albeit starting from relatively low bases.
Both earn a reported £140,000 a week and would expect to secure hefty rises to stay beyond 2018, when deals with Jack Wilshere, Kieran Gibbs and Alex Oxlade-Chamberlain also expire.
A judge at Taunton County Court ruled that the bank was wrong to levy hefty, rising fees on Foster-Burnell's account.
The extra funds for town halls are a politically-motivated bid to prevent further "hefty" rises in council tax, reports the Telegraph.
The ensuing 500% increase in energy bills for some homes and hefty rises for train and bus tickets has alienated consumers who voted last year for continuation of an economic miracle that now seems endangered.
