When to use to surge in Korean
Korean: 급증하다[ geup-jeung-ha-da ]

When to use it
급증하다 means to increase very quickly in a short time. You use it when a number, amount, or price suddenly becomes much bigger. It is often used for things like people, sales, visitors, or costs.
Example sentences
비가 와서 우산 판매가 급증했어요.
Because it rained, umbrella sales surged.
시험 기간이라 도서관에 오는 학생 수가 급증했어요.
Because it is exam time, the number of students coming to the library surged.
날씨가 더워서 아이스크림 주문이 급증했어요.
Because the weather is hot, ice cream orders surged.
주말이라 공원 방문객이 급증했어요.
Because it is the weekend, park visitors surged.
연휴 전에 공항 이용객이 급증했어요.
Before the holiday, airport travelers surged.
새 영상이 올라와서 댓글이 급증했어요.
Because a new video was uploaded, the comments surged.





