시작start; beginning 개시beginning; start; opening 개시일D-day; opening day 시구first pitch of a baseball game 시동start; initiate 시말서written apology and explanation 시무식meeting to launch the New Year 시발departure 시발점departure point 시점starting point

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