서

Etymology 1
, from the Middle Korean reading, from.

Noun

 * 1) west

Etymology 2
.

Noun

 * 1) police station

Suffix

 * 1) office; bureau; station

Etymology 3
Beyond Middle Korean, see Appendix:Historical Koreanic numerals for related forms.

Numeral

 * 1)  three

Etymology 4
Modern Korean reading of various Chinese characters.