준비(jun-bi, junbi)
The stage of getting things ready or planning before starting an activity
When to use
Before event, Before exam, Before trip
The nuance
Use ‘준비’ only before an activity starts, when arranging necessary items or plans. Do not use it during or after the activity.
진행(jin-haeng, jinhaeng)
The middle stage when the activity is actually happening and ongoing
When to use
During meeting, During project work, During event
The nuance
Use ‘진행’ only during the ongoing process after it has started and before it finishes. Not suitable for preparation or finishing stages.
마무리(ma-mu-ri, mamuri)
The final stage of an activity, used when finishing or wrapping up
When to use
Finishing report, Event cleanup, Final project check
The nuance
Use ‘마무리’ when the activity is nearly finished or when wrapping up after completion. Not appropriate during preparation or ongoing stages.