This is the 486th most frequent Korean word.
군사
Military or soldier.
Here, '군사' refers to military forces, emphasizing its role in national security.
군사는 국가의 방위를 위해 중요합니다.
The military is essential for the defense of a nation.
Here, '군사' refers to a soldier, focusing on an individual's ambition or career.
그는 어린 시절부터 군사가 되는 꿈을 꿨습니다.
He dreamed of becoming a soldier from a young age.
In this sentence, '군사' is used to imply the collective strategic importance of the military entity.