Formal:
* Namaskaram (നമസ്കാരം): This is the most formal greeting, often used in religious contexts or when addressing someone in a position of authority.
Informal:
* Shubha ratri (ശുഭ രാത്രി): This means "good night" and is commonly used as a greeting in the evening.
* Shubha prabhaatham (ശുഭ പ്രഭാതം): This means "good morning" and is used as a greeting in the morning.
* Shubha dhinam (ശുഭ ദിനം): This means "good day" and is used as a greeting during the day.
* Enthinaare? (എന്തിനാറെ?): This is a casual and friendly way to say "Hello?" or "How are you?"
More casual:
* Salam (സലാം): This is a common greeting used among friends and family.
* Kalyanam (കല്യാണം): This means "well-being" and is a friendly greeting.
* Ethu (ഇത്): This is a very casual and informal way to say "Hello" or "Hey."
The best way to choose the right greeting depends on the situation and your relationship with the person you are greeting.