楼
Pinyin: lóu
building; floor
Example sentence
我住在五楼。
Wǒ zhù zài wǔ lóu.
I live on the fifth floor.
What 楼 means
楼 (lóu) is a Chinese word meaning “building; floor”. It belongs to the Places & Travel topic and appears at HSK 3 (and again in HSK 4), so it is one of the words worth learning early when you study Chinese.