단순simpleness 단어word 단어장lexical notebook; vocabulary notebook 단just; merely; simply 단독being independent; being singular 단원chapter; unit 단위unit 단층being one-storied 명단list of names 혈혈단신being all alone; being by oneself

치과dental surgery; dentistry; dentist’s office; dental clinic 교과서textbook 내과internal department 피부과dermatology; department of dermatology 학과major; department 경영학과Department of Business Administration 경제학과Department of Economics 과목subject 과장head; chief; director; supervisor 과학science

대학university 대학교university 대학생university student 대문main gate 대가master; authority 대인adult 대부분most; bulk; majority 대부분mostly; largely 대사관embassy 대학university; college