hoarder

잘 못 버리고 쌓아두는 사람

She is the collector's collector — or perhaps "hoarder" would be a more accurate designation.

My first short story for this magazine, back in 1993, was a piece called “Filthy with Things.” It concerns a couple so caught up in the mania of …

http://newyorker.com/?p=1975771#:~:text=She%20is%20the%20collector's%20collector%20%E2%80%94%20or%20perhaps%20%22hoarder%22%20would%20be%20a%20more%20accurate%20designation.%20