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

천고마비autumn 천국heaven 천사angel 천장ceiling 천재genius 천재적genius 천재적talented; gifted 천주교Catholicism 청천벽력bolt from the blue 총천연색all natural color

남성male 성격personality; character 여성woman 특성characteristic; trait; feature 편의성convenience 필요성necessity; need 가공성processability 가능성possibility; chance; likelihood 가망성possibility; chance; prospect 강제성forcibleness