Advance ㄱ vainly in Korean: 공연히’s meaning and pronunciation vainly in Korean is 공연히. For examples, you can use like [공연히 겁을 주다, 공연히 고집을 피우다]. In this post you will learn how to pronounce and use vainly in Korean along with examples. 2022.12.21 Advance ㄱAdvanced WordsWordsㄱ