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

조상ancestor 고조great-great grandfather 고조부모great-great grandparents 시조progenitor; root 외조모maternal grandmother 외조부maternal grandfather 외조부모maternal grandparents 원조founder of a family; first forefather 조국motherland 조국애patriotism