자 (者) – Person; “one who ~”;doer
The character 者 (자) generally means “a person who does something” and is widely used in Korean to indicate someone’s role, profession, status, or identity. It often appears as a suffix in words referring to doers—such as scholars, writers, users, readers, and patients—similar to how English uses “-er” or “-ist.” Because of this function, many Korean words containing 者 describe people defined by their actions, professions, or characteristics..
단어 Vocabulary
학자(學者) – scholar
기자(記者) – reporter; journalist
환자(患者) – patient
승자(勝者) – winner
사용자(使用者) – user
독자(讀者) – reader
저자(著者) – author
피해자(被害者) – victim
지원자(志願者) – applicant
관계자(關係者) – related person; official

문장 Sentences
그 학자는 한국 언어학 분야의 권위자이다: The scholar is an authority in the field of Korean linguistics.
기자는 현장에서 속보를 전했다: The reporter delivered breaking news from the scene.
병원은 환자로 가득 차 있었다: The hospital was full of patients.
그는 이번 대회의 승자였다: He was the winner of this competition.
많은 사용자가 이 앱을 다운로드했다: Many users downloaded this app.
한강의 소설은 수많은 독자들에게 사랑받았다: Han Kang’s novel was loved by countless readers.
그 책의 저자는 20년간 연구를 계속해 왔다: The author of the book has been researching for 20 years.
그 사고의 피해자는 즉시 구조되었다: The victim of the accident was rescued immediately.
많은 지원자가 채용 시험에 응시했다: Many applicants took the recruitment exam.
행사 관계자가 참가자들에게 안내를 해 주었다: The event official gave guidance to the participants.