This is the 4316th most frequent Korean word.
카이스트
KAIST (Korea Advanced Institute of Science and Technology), a prestigious South Korean research university.
Here, '카이스트' refers to the name of the institution, used as the subject of the sentence.
카이스트는 세계적으로 유명한 대학교이다.
KAIST is a globally renowned university.
In this sentence, '카이스트' is used with the location particle '에', indicating the target institution for admission.
카이스트에 입학하기 위해 많은 노력을 해야 한다.
A lot of effort is required to gain admission to KAIST.
The word '카이스트' is used with the particle '에서', representing the location where the action takes place.