When to use to praise in Korean
Korean: 칭찬하다[ ching-chan-ha-da ]

When to use it
To praise means to say good things about someone because they did something well. You use 칭찬하다 when a parent, teacher, or friend says something like "good job." It is often used for schoolwork, helping at home, good manners, or doing something kind.
Example sentences
엄마가 방을 깨끗이 치웠다고 저를 칭찬했어요.
Mom praised me for cleaning my room.
선생님이 제 숙제를 보고 칭찬했어요.
The teacher praised me after seeing my homework.
친구들이 공원에서 빨리 달린 저를 칭찬했어요.
My friends praised me for running fast in the park.
저는 동생이 혼자 옷을 입어서 칭찬했어요.
I praised my younger sibling for getting dressed alone.
가게 주인이 예의 바른 아이를 칭찬했어요.
The shop owner praised the polite child.
여행 가이드가 시간을 잘 지킨 우리를 칭찬했어요.
The tour guide praised us for being on time.