How to say to make a mistake in Korean
Korean: 실수하다[ sil-su-ha-da ]

Meaning
To make a mistake means to do something wrong by accident. In Korean, you can use (실수하다) when you say the wrong thing, choose the wrong thing, or do something incorrectly. It is very common in daily life, and people often say "실수했어요" for "I made a mistake."
Example sentences
시험에서 문제를 잘못 풀어서 실수했어요.
I made a mistake by solving the problem wrong in the test.
친구 이름을 틀리게 말해서 실수했어요.
I made a mistake by saying my friend's name wrong.
음식점에서 메뉴를 잘못 주문해서 실수했어요.
I made a mistake by ordering the wrong menu at the restaurant.
가게에서 작은 사이즈를 사서 실수했어요.
I made a mistake by buying the small size at the store.





