Let's learn about other forms of “무엇”(what)

<Other forms of “무엇”(what)>

1. 무어

[ex] 무어가 문제야 ? : What is the problem[matter] ?

2. 뭐

[ex] 재미난 뭐라도 있어  ? : Is there anything interesting ?

3. 머

[ex] 머 ? 뭐라구 ? : What ? What did you say ?