This is the 533rd most frequent Korean word.
당선인
Elected person (not yet in office).
In this sentence, '당선인' refers to someone who has been elected to an official position but has not yet assumed office.
그가 대통령 당선인이 되었다.
He became the president-elect.
Here, '당선인' is used to refer to the individual who has been elected and is currently referred to as president-elect.
당선인의 연설이 많은 이들에게 감명을 주었다.
The speech of the president-elect impressed many people.
In this usage, '당선인' denotes the next upcoming holder of the official position, emphasizing the future scope of their role.