Below you can find the Seoul's chief seaport is this nearby city that was known as chemulpo until modern times Jeopardy Words Answer. The answer to Seoul's chief seaport is this nearby city that was known as chemulpo until modern times has 6 letters. This clue belongs to the Tough geography category and is part of Jeopardy Word Level 1300. If you scroll near the bottom you will find other clues and answers part of level 1300