회사company; corporation 회사원employee; office worker; staff 사장president; chief executive 여행사travel agency 퇴사leaving work; going home from work 방송사broadcasting company 사교적being sociable; being outgoing 사교적sociable; outgoing 사내office; being at an office; being corporate; being in-house; being at work 사설editorial; column

교통transportation; traffic 교통비fare; transportation expense 교통사고traffic accident; car crash 교환exchange 교대rotation; shift 교류mixture of currents; intersection of streams 교우friend 교통경찰traffic police 교통난traffic congestion; traffic jam 교통량traffic volume; traffic density