고등학교
godeunghakgyo · TOPIK 1
high school
🏫 고등학교 = 高等 (high-grade) + 學校 (school): literally high school
고등 (高等) means high-grade or advanced, and 학교 (學校) means school. The same 학교 appears in 초등학교 (elementary school) and 중학교 (middle school), so only the first part changes between school levels.