This is the 11835th most frequent Korean word.
내흥동
"내흥동" is not a standard Korean word. It may be a typo or a specific name/place.
In this sentence, '내흥동' is used as a proper noun referring to a specific location or district named Naeheung-dong.
내 친구들 중 한 명은 내흥동에서 살아요.
One of my friends lives in Naeheung-dong.
Here, '내흥동' contextualizes the market's location, identifying it as situated in Naeheung-dong.
그 지역에서 유명한 내흥동 시장은 꼭 방문해야 해요.
You must visit the famous Naeheung-dong market in that area.
Here, '내흥동' specifies the destination or new place of residence.