This is the 1217th most frequent Korean word.
전북
"Jeonbuk" refers to Jeollabuk-do, a province in southwestern South Korea.
In this sentence, '전북' is used as the name of a geographical region or province in South Korea.
전북은 한국의 한 지방입니다.
Jeonbuk is a region in South Korea.
Here, '전북' refers to the football team 'Jeonbuk Hyundai,' which is associated with the Jeonbuk region.
전북 현대는 유명한 축구팀입니다.
Jeonbuk Hyundai is a famous football team.
In this example, '전북' is again used as a place name, indicating the speaker's hometown.