산이 높아 해를 가리는 봉우리라는 의미에서 차일봉이라 부르다가 챌봉으로 변했다고 보는 설이 그럴듯하다.
It is plausible to say that it was called Chailbong Peak in the sense that it was a peak that covered the sun because of its high mountain, and then changed to Chaelbong Peak.