This is the 3233rd most frequent Korean word.
구
The Korean word "구" can mean "district," "sphere," "phrase," "verse," "nine," or have other meanings depending on context.
Here, '구' refers to a district or administrative division.
저는 서울 구에 살고 있어요.
I live in a district in Seoul.
In this context, '구' means 'old,' used to describe the past or outdated things.
이것은 구시대의 유물입니다.
This is a relic from the old era.
Here, '구' is part of the verb '구하다,' meaning 'to obtain' or 'to seek.'