Basic ㅎ Strenuous in Korean: 힘들다’s meaning and pronunciation Strenuous in Korean is 힘들다. For examples, you can use like [걷기가 힘들다, 동작이 힘들다]. In this post you will learn how to pronounce and use Strenuous in Korean along with examples. 2022.12.21 Basic ㅎIntermediate WordsWordsㅎ