안녕하세요 (annyeonghaseyo)
– This is the most common and formal way of saying hello in Korean. It can be used in both formal and informal situations, and to greet one person or a group of people. It literally means “are you at peace?”.
안녕 (annyeong)
– This is a shortened version of 안녕하세요, and can be used in more casual situations. It can also be used to say goodbye. It literally means “peace”.
안뇽 (annyong)
– This is a more informal way of saying 안녕. It is commonly used among friends and peers.
반갑습니다 (bangapseumnida)
– This is a formal way of saying hello, and is often used when meeting someone for the first time or in a professional setting. It literally means “I am pleased to meet you”.
잘 지내셨어요? (jal jinaesyeosseoyo?) – This is a way of asking someone “how have you been?” or “how are you?”. It is a polite way of greeting someone and showing concern for their well-being.