"seriously critical" is a valid and commonly used phrase in written English.
You can use it to refer to something that is very critical, worrisome, or important. For example, "The situation is seriously critical - if we don't act now, all our efforts will have been for nothing."
The World Health Organisation is seriously critical of commercialised childbirth, as are many children's charities.
I'm seriously critical of myself – if I wasn't I would be worried.
"It's about time we take a seriously critical look at Greek life in this country in general and the way girls of colour are treated at elite universities".
And Scurra sees the big picture: This exposes the other seriously critical flaw in our wonderful "free market capitalist" system - that illegal activity penalised through fines simply ends up being paid by the customer in higher charges/prices (or sometimes, if the circumstances are right, like this one, the shareholders if there is no prospect of them getting away).
If you want accuracy for seriously critical listening, the Etymotic ER4P or ER4S is a better fit.
"It's about time we take a seriously critical look at Greek life in this country in general and the way girls of color are treated at elite universities.
They treat you as the object of seriously unserious critical attention.
Now, the ruling party is considering setting up a parliamentary commission to regulate the print media — a proposal that is likely to seriously curtail critical reporting.
"We'll conduct vigorous oversight and hold the Trump administration accountable for its culture of corruption that seriously undermines critical health-care protections," said top Energy and Commerce Democrat Frank Pallone Jr. (D-N.J.).
Regardless of the substantive details in the report, which will emerge, be analyzed and should be taken seriously, a critical question is how this will play out politically.
In response, Neil A. Sheehan, a spokesman for the commission, said that "we take very seriously the critical report of the agency's Inspector General of the handling of the Feb. 15 steam generator tube failure of Indian Point 2".
