Advance ㅇ how in Korean: 오죽’s meaning and pronunciation
how in Korean is 오죽. For examples, you can use like [오죽 답답하면, 오죽 마음이 아플까?
오죽 힘들겠니]. In this post you will learn how to pronounce and use how in Korean along with examples.
Advance ㅇ 
Basic ㅇ