This is the 10135th most frequent Korean word.
관계자나
"관계자나" is not a standard Korean word; it seems to be a combination of "관계자" (person involved/related party) and "나" (or). It may imply "related person or..." but depends on the context.
관계자나 is used to refer to related personnel.
관계자나 상관없는 사람은 들어갈 수 없습니다.
Only related personnel are allowed to enter, unrelated individuals cannot.
관계자나 is used here to inquire about associated people's attendance.
관계자나 참석 여부를 확인해주세요.
Please confirm the attendance of the relevant personnel.
관계자나 is used to indicate parties related to the context for whom the documents are needed.