This is the 584th most frequent Chinese word.
西
"West"
Here, '西' is used as a noun representing a cardinal direction, referring to 'west'.
我住在城市的西边。
I live in the west part of the city.
Here, '西' connects with '方' to form '西方', referring culturally or geographically to the western regions or countries.
他是一个来自西方的游客。
He is a tourist from the west.
In this sentence, '西' is part of the noun phrase '西边', depicting the direction west, used in a descriptive manner.