십중팔구 십중팔구 - I know this means literally, "in nine out of ten", or more naturally, "in all likelihood", but I'm confused about the construction. 십중팔구 [十中八九] 십 = 10 중 = among, out of 팔 = eight 구 = nine Why is 팔 (eight) part of the saying? 감사합니다!