This is the 11702nd most frequent Korean word.
남해와
"남해와" means "with Namhae" or "and Namhae," referring to the southern sea or region in Korea.
Here, '남해와' refers to 'Namhae' in the sense of traveling with it, suggesting accompaniment.
나는 남해와 같이 여행을 가기로 했다.
I decided to travel together with Namhae.
In this sentence, '남해와' functions to list 'Namhae' along with another location (Busan), using the particle 와 'with/and'.
남해와 부산은 아름다운 해변 도시입니다.
Namhae and Busan are beautiful coastal cities.
Here, '남해와' signifies 'Namhae' in conjunction with the topic of environmental protection, connecting two subjects for discussion.