When to use to pop out in Korean
Korean: 튀어나오다[ twi-eo-na-o-da ]

When to use it
"튀어나오다" means to come out suddenly or quickly, often from inside, under, or behind something. You can use it when an object, animal, person, or even a word pops out in a surprising way. It gives a feeling of fast movement.
Example sentences
집에서 상자를 열자 장난감이 튀어나왔어요.
At home, I opened the box and a toy popped out.
학교에서 필통을 열자 연필이 튀어나왔어요.
At school, I opened the pencil case and a pencil popped out.
밖에서 고양이가 차 밑에서 튀어나왔어요.
Outside, a cat popped out from under the car.
놀라서 그 말이 갑자기 튀어나왔어요.
Because I was surprised, those words suddenly popped out.
가게에서 봉지를 열자 사탕이 하나 튀어나왔어요.
At the store, I opened the bag and one candy popped out.
여행 가방을 열자 양말이 튀어나왔어요.
I opened my suitcase, and socks popped out.