최고the highest; top 고등학교high school 고등학생high school student; high schooler 최고가the highest price; top price 최고급the highest grade; top-level 고교high school 고급high quality; high grade 고급반class for advanced learners; the highest-level class 고급품high-end product 고급화enhancement

열fever 열기heat; hotness 열기구hot-air balloon 열애ardent love 열정passion 열중absorption; immersion 체열body heat 태양열solar heat 해열reducing fever; alleviation of fever 해열제fever reducer