"dramatically hurt" is correct and usable in written English
You could use it to describe a situation or event that had a huge emotional, physical, or financial impact. For example, "The pandemic has dramatically hurt the global economy."
"Our greatest strength is from seniors -- and it would dramatically hurt our percentage.
"It's a bullying act," Mr. Su said, adding that the protests had dramatically hurt the restaurant's business.
Economists at the Royal Bank of Scotland agree there are risks the government won't tighten its fiscal policy as much as initially thought, but they believe this won't dramatically hurt market confidence.
"I visited with the Cofan tribe outside Lago who have been hurt dramatically by the contamination and oil pits left on their land.
If it starts to hurt dramatically, stop and wait until the next day.
"Generally speaking, Iran favors ties with the United States because falling oil prices have hurt its economy dramatically," said Saeed Leylaz, an economist and political analyst in Tehran.
A dirty hostel is a huge turn off for guests and can hurt your business dramatically.
Their outright refusal to play by the music industry's rules in the mid 90s hurt the band dramatically, in part because they were less visible, but also because it put Vedder in the driver's seat, usurping power from Gossard and Ament and sowing discord internally.
"Not caring about the instability of these countries really would hurt our economic future quite dramatically, whether it's unrest, whether it's disease," Gates told BBC News.
Whether he has hurt or helped himself by bulking up so dramatically this off-season will also be a worry.
The prospect of Brexit has already hurt the pound, and if sterling were to fall dramatically in the days and weeks ahead, it would have an inevitable impact on inflation, making the cost of living dearer.
