Intermediate Words irregularity in Korean: 불규칙’s meaning and pronunciation irregularity in Korean is 불규칙. For examples, you can use like [매출의 불규칙, 주기의 불규칙]. In this post you will learn how to pronounce and use irregularity in Korean along with examples. 2022.12.21 Intermediate WordsIntermediate ㅂWordsㅂ