Difference between to break and to break up in Korean
깨뜨리다·헤어지다

깨뜨리다to break
The word "to break" (깨뜨리다) means to damage something so it cracks or breaks into pieces. You use it for things like cups, windows, plates, or bottles when a person causes the damage. It is common in everyday situations, especially when something is broken by accident.

헤어지다to break up
헤어지다 means to end a romantic relationship with someone. It is used when two people stop being a couple. Sometimes it can also mean to say goodbye and go separate ways, but here it usually means "to break up."
The difference
to break (깨뜨리다) and to break up (헤어지다) are nearby Korean vocabulary items learners often meet together. Use “to break” when The word "to break" (깨뜨리다) means to damage something so it cracks or breaks into pieces. You use it for things like cups, windows, plates… Use “to break up” when 헤어지다 means to end a romantic relationship with someone. It is used when two people stop being a couple. Sometimes it can also mean to say…