저기(jeo-gi, jeogi)
A demonstrative adverb indicating a place somewhat distant from both speaker and listener
When to use
First mention place, Distant from speaker and listener, Visually distant location
The nuance
'저기' is used to indicate a place that is somewhat distant from both the speaker and the listener, often when the place is being mentioned for the first time or not yet specified in the conversation. It is appropriate when pointing to a visually distant location.
그곳(geu-gos, geugos)
A demonstrative noun referring to a place already specified or known by the listener in the conversation
When to use
Previously mentioned place, Known specific place, Psychologically distant place
The nuance
'그곳' is used to refer to a place that has already been mentioned or is known to the listener in the conversation. The speaker does not need to physically point at it, and the place can be psychologically or symbolically distant.