선배senior; veteran 우선priority; preference 대선배senior; veteran 선생teacher; instructor 선약prior appointment 선진being advanced 선진국advanced country; developed country 여선생female teacher 우선first of all; to begin with; before everything 우선적priority

도착arrival 도착순order of arrival 도착지destination 정착settlement 침착calmness; coolness; composure 침착성composure; poise 토착being native; being indigenous; settling down 토착화naturalization; localization 흡착adhesion 고착fixity