Advance ㄱ rapid speed in Korean: 급속도’s meaning and pronunciation rapid speed in Korean is 급속도. For examples, you can use like [급속도의 발전, 급속도의 성장]. In this post you will learn how to pronounce and use rapid speed in Korean along with examples. 2022.12.21 Advance ㄱAdvanced WordsWordsㄱ