Difference between secret and key in Korean
비밀·열쇠

비밀secret
A secret is something you do not tell other people. In Korean, 비밀 means private information or something hidden. You can use it for family secrets, surprise gifts, or secret plans.

열쇠key
A key is a small metal thing you use to open or lock a door, car, or box. In Korean, this word is 열쇠. People often use it when talking about going out, coming home, or looking for something important.
The difference
secret (비밀) and key (열쇠) are nearby Korean vocabulary items learners often meet together. Use “secret” when A secret is something you do not tell other people. In Korean, 비밀 means private information or something hidden. You can use it for famil… Use “key” when A key is a small metal thing you use to open or lock a door, car, or box. In Korean, this word is 열쇠. People often use it when talking ab…