muddle up

US /ˈmʌd.əl ʌp/
UK /ˈmʌd.əl ʌp/
"muddle up" picture
1.

헷갈리게 하다, 뒤죽박죽 만들다

to confuse two or more things or people

:
I always muddle up their names because they sound so similar.
이름이 너무 비슷해서 항상 헷갈려.
The instructions were so complicated that I muddled them up.
지시가 너무 복잡해서 엉망으로 만들었어.