European Languages:
* English: Hello
* French: Bonjour
* Spanish: Hola
* Italian: Ciao
* German: Hallo
* Portuguese: Olá
* Russian: Здравствуйте (Zdravstvuyte - formal), привет (Privet - informal)
* Dutch: Hallo
* Swedish: Hej
* Danish: Hej
* Norwegian: Hei
* Finnish: Hei
* Polish: Cześć (informal), Dzień dobry (formal)
* Hungarian: Szia
* Czech: Ahoj (informal), Dobrý den (formal)
* Slovak: Ahoj (informal), Dobrý deň (formal)
* Romanian: Salut
* Greek: Γειά σου (Ya sou - informal), Καλημέρα (Kalimera - good morning)
* Turkish: Merhaba
Asian Languages:
* Japanese: こんにちは (Konnichiwa)
* Chinese (Mandarin): 你好 (Nǐ hǎo)
* Korean: 안녕하세요 (Annyeonghaseyo)
* Hindi: नमस्ते (Namaste)
* Arabic: مرحبا (Marhabaan)
* Vietnamese: Xin chào
* Thai: สวัสดี (Sawasdee)
* Indonesian: Halo
Other Languages:
* Hebrew: שלום (Shalom)
* Latin: Salve
* Sanskrit: नमस्ते (Namaste)
* Esperanto: Saluton
Note: This is just a small sample. There are many other languages and dialects around the world, each with its own unique greeting.
It's always great to learn and use the appropriate greeting in the language of the person you are addressing!