Difference between to act and to use in Korean
행동하다·사용하다

행동하다to act
행동하다 means “to act” or “to behave.” You use it when talking about what a person does in a situation, especially if they act in a good, bad, calm, or polite way. It is often used with words like “kindly,” “politely,” or “safely.”
How to say to act
사용하다to use
"To use" means to take something and use it for a purpose. In Korean, 사용하다 is used when you talk about using things like a phone, money, a card, or an app. It is a very common action word for everyday life.
How to say to useThe difference
행동하다 means to take action or behave in a certain way. 사용하다 means to use something for a purpose, like using money or an app.



