When to use discovery in Korean
Korean: 발견[ bal-gyeon ]

When to use it
Discovery (발견) means finding something new, hidden, or lost. You can use it when you notice something for the first time, like an object, a place, or an important fact. In Korean, people often use it in the form "discover" or "find" in a sentence.
Example sentences
집에서 잃어버린 열쇠를 발견했어요.
I found the lost key at home.
학교 도서관에서 재미있는 책을 발견했어요.
I found an interesting book in the school library.
공원에서 예쁜 꽃을 발견했어요.
I discovered a pretty flower in the park.
선생님이 제 숙제에서 작은 실수를 발견했어요.
The teacher found a small mistake in my homework.
가게에서 싼 셔츠를 발견했어요.
I found a cheap shirt at the store.
여행 중에 작은 카페를 발견했어요.
I discovered a small cafe during the trip.