When to use to smile in Korean
Korean: 웃다[ us-da ]

When to use it
This word means to smile (웃다). Use it when someone looks happy and moves their face in a smiling way. In daily Korean, it can also sometimes mean to laugh, so the situation helps you understand the meaning.
Example sentences
집에서 아기가 저를 보고 웃어요.
At home, the baby smiles at me.
학교에서 친구가 웃어요.
My friend smiles at school.
공원에서 아이들이 크게 웃어요.
The children smile brightly in the park.
제 말을 듣고 언니가 웃었어요.
My older sister smiled after hearing what I said.
가게에서 점원이 친절하게 웃어요.
The clerk smiles kindly at the store.
사진을 찍을 때 웃으세요.
Please smile when we take a picture.