
Goeun L. answered 03/06/20
An author of a book on writing and a public lecturer in Korean
"꽤" is generally used when there is a greater or greater than expected, and "굉장히" is generally used when there is a significantly great. "아주" and "엄청" are also very similar to "굉장히". But "너무" has been used negatively. it has recently been changed in Korean grammar to be used in positive content.