층간 소음이 · 층간 소음을
noise between floors (from upstairs or downstairs neighbors)
Example
층간 소음 때문에 이웃과 자주 다퉈요.
We often argue with our neighbors because of noise between floors.
Word parts
층 floor+간 between+소 noisy+음 sound
Literally 'between-floor noise': a top apartment complaint in Korea.
Good to know
A big social issue in Korea; many people wear slippers or lay mats indoors to reduce it.
Related words