Korean: 4 NHSK word(s): 书* 1 shu1book/ letter/ CL:本[ben3];冊|册[ce4];部[bu4]/ see also 書經|书经 Book of History 历史* 3 li4 shi3history/ CL:門|门[men2];段[duan4] 时期* 5 shi2 qi1a period in time or history/ period/ time (interval)/ phase/ CL:個|个[ge4] 来历* 6 lai2 li4history/ antecedents/ origin 6 KOREAN6000 word(s): A 역사 [yeogsa] History