This is the 10469th most frequent Korean word.
국가안보보좌관과
"국가안보보좌관과" translates to "Office of the National Security Advisor" in English.
Here, the word 국가안보보좌관과 is used to indicate collaboration with (과) the national security advisor (국가안보보좌관).
국가안보보좌관과 협력하여 국가의 안전을 강화했습니다.
We reinforced the country's safety by cooperating with the national security advisor.
In this sentence, 국가안보보좌관과 denotes that the advisor (국가안보보좌관) and their team (team and 과 indicates 'and') are included.
관련 회의에는 국가안보보좌관과 그 팀이 참석할 예정입니다.
The national security advisor and their team are scheduled to attend the related meeting.
This usage emphasizes a meeting with (과) the national security advisor (국가안보보좌관).