This is the 773rd most frequent Korean word.
긴급
"긴급" means "urgent" or "emergency."
The word '긴급' is used here as an adjective to describe the urgency of a situation, specifically indicating the critical and immediate nature of the matter.
긴급 상황이 발생하여 빠르게 대처해야 합니다.
An emergency situation has occurred, so we must respond quickly.
In this sentence, '긴급하게' (an adverbial form of '긴급') emphasizes the necessity of prompt action.
이 일은 긴급하게 처리할 필요가 있습니다.
This matter needs to be handled urgently.
Here, '긴급으로' (an adverbial phrase derived from '긴급') highlights the urgent priority given to the system update, underscoring its unexpected and pressing nature.