[yongjik]

> 壮観, 送還, 相姦, 相関, 相観, 挿管, 創刊, and 総監

It's not a fair comparison (because these are chosen to be homonyms in Japanese), but interestingly, all but one of them are also regular Korean words and they all sound different:

> janggwan, songhwan, sanggan, sanggwan, (unused), sapgwan, changgan, chonggam