The phrase "heightened criticism" is correct and usable in written English.
It can be used to describe an increase in the level or intensity of criticism directed towards someone or something.
Example: "The politician faced heightened criticism after the controversial decision was made public."
Alternatives: "increased criticism" or "intensified criticism".
Then illegal political contributions related to Watergate heightened criticism of big business generally.
The experiences of the recent financial crisis led to heightened criticism that these rules are pro-cyclical, meaning they require insufficient capital during economic booms and excessive capital during busts.
The experience of playing a newspaperman, said Stevens, had left him with an enhanced sympathy for "good journalists" and heightened criticism of the bad.
But growing discontent with Hong Kong's widening wealth gap and a lack of ballot-box democracy have in recent years heightened criticism against what is increasingly viewed as collusion between government officials and the megarich.
Peña Nieto came under renewed and heightened criticism in April 2016 when the international commission looking into the disappearance of the 43 students ended its mission by citing government obstruction of the investigation.
JetSmarter's promise is to democratize private aviation, but it's now facing lawsuits and heightened criticism as it switches to a model where members pay for their seats, often more than $1,000 per flight.
The possible demise of the entire pack, which was once a common sight for visitors entering Denali, also America's largest national park, is likely to heighten criticism of Alaska's intensive hunting of its largest predators.
The series of kidnappings has unnerved many Filipinos and heightened their criticism of the administration of President Gloria Macapagal Arroyo.
Belarus experienced a difficult year in 2011 as it dealt with spiraling inflation, a currency crisis, shortages of basic products, and heightened international criticism of the country's record on human rights.
CHICAGO -- As some officials are stoking fears that heightened public criticism might lead to the death of police officers, the U.S. Department of Justice released a report Tuesday on how to address ambush-style attacks and other violence against police.
The water has inexorably made its way into Bangkok, causing distress among the capital's more than 9 million inhabitants and heightening criticism of government's inefficiency in countering the problem.
