Reduplication is a important way to coumpound words. The two kinds of redupli cation in the Chinese and Korean. are namely morphological reduplication and pho nological reduplication. These two kinds of reduplications does not affect each oth er. Reduplication can be divided into total reduplication and partial reduplication, it 's found in every language，samely existent both in Chines and Korean. As well kn own, Korean basic word order has agglutinatiing languages, partial reduplication ha s a number of ways, but Chinese basic word order has isolating languages, redupli cation is very simple. senses of nouns reduplication includes plurality and distributi on. senses of verbs reduplication include continuity and repeat, senses of adjects r eduplication include affecton and derogatorysence/contempt. Other than the senses of adjects and adverbs reduplication include intensity. However, more attention sho uld be paid that partial reduplications comes from total reduplications.