This is the 13747th most frequent Korean word.
마센
The word "마센" does not exist in standard Korean. It might be a typo or slang.
Here, 마센 refers to an abstract concept or term.
마센은 한국에서 사용하는 특정 표현입니다.
Masen is a specific expression used in Korea.
In this sentence, 마센 is referenced as a single word being introduced.
나는 마센이라는 단어를 처음 들어봤습니다.
I've heard the word 'Masen' for the first time.
This sentence discusses the practical application or usage of the term 마센.