과거(gwa-geo, gwageo)
Refers to time or events that have already passed.
When to use
Talking about past events, Historical events, Recollections
The nuance
Use 과거 to talk about events or states that happened before the current moment. Do not confuse with present or future.
현재(hyeon-jae, hyeonjae)
Indicates the current moment or state in time.
When to use
Describing current situation, Expressing current state, Ongoing actions now
The nuance
Use 현재 to indicate the exact moment of speaking. It contrasts with past and future.
미래(mi-rae, mirae)
Refers to future time or events that have not yet occurred.
When to use
Predictions or plans, Upcoming events, Mentioning future time
The nuance
Use 미래 to talk about events or states that will happen after the present moment, distinct from past and present.