This is the 18273rd most frequent Korean word.
스위니가
The word "스위니가" does not appear to have a specific meaning in Korean; it may be a transliteration of a name, such as "Sweeney."
In this sentence, '스위니가' is used as the subject to denote that Sweeney is the person being referred to as a novelist.
스위니가는 멋진 소설가입니다.
Sweeney is a wonderful novelist.
Here, '스위니가' represents the subject, emphasizing Sweeney as the one performing the action of writing a book.
스위니가 책을 썼어요.
Sweeney wrote a book.
The usage of '스위니가' in this sentence identifies Sweeney as the subject who is anticipated to take part in an event.