친구friend 친절kindness; hospitality 친척relative 친가paternal family; relatives on one's father's side 친정the former home of a married woman 친형제one's brother 남친boyfriend 불친절unkindness; unfriendliness 여친girlfriend 친고죄offense subject to complaint

교과서textbook 도서관library 독서reading 서류document; papers 서점bookstore 엽서postcard 추천서letter of recommendation; letter of reference 가입서registration documents 계산서check; bill 계약서contract; written agreement