This study focused on the enlightmentary rhetoric of Korean poetry in the enlightened period. Especially this study focused on the overstatement, personification and antithesis used by the important rhetorical strategy of that poetry. The overstatement was the product of heroism widely favored in that period. That age brought about the heroism for the restoration of sovereign rights. The overstatement was spread over the object, behavior, people and affairs. That poetry put the personification to practical use for the effect of the enlightment of people. The personification made plans to carry out the communication through the personification of the animal, plant, affairs and the abstract concept. The object of personification was generally the animal, plant, concept but used occasionally the life material of the liquor, tobacco and the money. The personification took aim at the communication of people through the stimulus of excitement by the personification of life materials. The antithesis was the product of Chinese poetry because antithesis was the basis of writing Chinese poetry. That poetry put the antithesis to practical use for the effect of the enlightment of people through the comparative form. The comparative form gave an impetus to interest of people. The antithesis used the comparative method of nature and human affairs. The antithesis of that poetry used the shape, sound, time, space, action color and morality. The overstatement, personification, antithesis of that poetry were the effective method of not simple rhetorical equipment but the enlightment of people. Those rhetoric were the basic method maldistributed over the journalism of that period. The distinguishing mark of enlightmentary property had an influence on the rhetoric of the poetry of that period.