초beginning 초등학교elementary school; primary school 초등학생elementary school student; primary school student 초급elementary level; beginning stage 초급반beginner's class 초기beginning; start 초등elementary class 초반early stage; initial phase 초보first step; beginner level 초보자beginner; novice

칠순the seventieth year since one's birth 팔순eightieth year since one's birth 하순end of month; latter part of month 상순first ten days of a month; beginning of a month 육순sixtieth year since one's birth 중순being mid