In Korean, you say "hi" as 안녕하세요 (annyeonghaseyo). This is a polite and common way to greet someone. For a more casual or informal "hi," you can say 안녕 (annyeong).
Summary:
- 안녕하세요 (annyeonghaseyo) - polite "hi"
- 안녕 (annyeong) - casual "hi"
Feel free to ask if you want to learn more Korean greetings!