육six 육십sixty 삼십육계flight; escape 오장육부five viscera and six entrails 육각형hexagon 육감sixth sense; intuition; gut feeling 육감적being intuitional 육감적of a gut feeling; intuitional 육갑silly remark; stupid behavior 육면체hexahedron

초순the first ten days of a month 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 중순being mid