십이월December 이십twenty 이월February 일석이조killing two birds with one stone 신토불이belief that domestic farm products are the best 십이지장duodenum 유일무이being the one and only 이경second watch of the night 이등second; second class 이등병private; ordinary seaman; airman

초등학교elementary school; primary school 초등학생elementary school student; primary school student 고등학교high school 고등학생high school student; high schooler 초등elementary class 평등equality 고등high-level 등et cetera 불평등inequality; disparity 일등first; first class

기분mood; feelings 대부분most; bulk; majority 대부분mostly; largely 덕분indebtedness 부분part 분minute 신분증identification card 인분inbun 구분categorization; classification 당분간for the time being; for some time