How to say to buy in Korean
Korean: 구매하다[ gu-mae-ha-da ]

Meaning
구매하다 means to buy something, like food, clothes, tickets, or books. You can use it when talking about shopping in a store or online. It often sounds a little more formal than the basic word for "buy," so you may see it on websites, signs, or in customer service.
Example sentences
저는 온라인에서 책을 구매했어요.
I bought a book online.
아빠는 마트에서 과일을 구매했어요.
Dad bought fruit at the supermarket.
오늘 새 공책을 구매할 거예요.
I will buy a new notebook today.
언니는 옷가게에서 셔츠를 구매했어요.
My older sister bought a shirt at the clothing store.
여행 전에 지도를 구매했어요.
I bought a map before the trip.
엄마는 약국에서 마스크를 구매했어요.
Mom bought a mask at the pharmacy.





