work vs plan in Korean
일vs계획

일work
Work means the tasks you do for your job or something you need to do. In Korean, 일 can mean your work, your job, or a task. You can use it in simple sentences like having a lot of work, doing work, or finishing work.
When to use work
계획plan
A plan is something you decide to do in the future. In Korean, 계획 means your idea or schedule for what you will do. You can use it when talking about your day, school, shopping, or travel.
When to use planHow they differ
일 is the work or task itself. 계획 is what you decide to do before you do it.