교과서
gyogwaseo · TOPIK 1
textbook
📚 교과서 = 敎 teach + 科 subject + 書 book: the teach-subject book
Three hanja stack up literally: 교 (敎) teach, 과 (科) subject or course, 서 (書) book. 교과 alone means school subject, and 서 is the same book ending found in 도서관 (library) and 독서 (reading).