뒤바꾸다: 뒤바꾸다 reverse; turn around ; invert; switch; get (it) backwards. 순서[자리]를 ~ reverse the order[their positions]. 신을 뒤바꿔 신다 have the right shoe on the wrong foot(좌우를) / wear another's shoes(남의 신을).
맞바꾸다: 맞바꾸다 barter ; exchange ; trade; truck. 시계와 카메라를 ~ exchange a watch for a camera. 쌀과 기계를 ~ barter[trade] rice for machines.