동시simultaneousness; concurrence 공동collaboration 공동생활communal life 공동적being common 공동체community 동the 동갑same age 동기sibling 동기same period 동기간sibling relationship

음악music 음악가musician 고음high note; high pitch 녹음recording; phonographing 녹음기recorder 대중음악popular music 발음pronunciation 소음noise; racket 음반record; disk 음성voice

이상abnormality 이국적being exotic 이국적exotic 이성the other sex; the opposite sex 차이difference 차이점difference 특이being unusual; being unique 특이점singularity 경이wonder; marvel; eye-opener 경이감wonder

강의lecture 강의록lecture notes 강의실classroom; lecture room 민주주의democracy 의무duty; responsibility; obligation 의무적being mandatory; being obligatory; being compulsory 의무적mandatory; obligatory; compulsory 정의definition 채식주의vegetarianism 초현실주의surrealism

한국어Korean (language) 국어national language 단어word 단어장lexical notebook; vocabulary notebook 언어language 외국어foreign language 표준어official language 검색어search word 국어official language; native language 국어사전Korean dictionary