Formal:
* सुप्रभात (Suprabhat): This is the most common and formal way to say "good morning".
Informal:
* सकाळची शुभेच्छा (Sakalchi Shubhechcha): This literally translates to "good morning wishes" and is a bit more friendly than "Suprabhat".
* काय चालले? (Kay chalale?): This literally translates to "What's going on?", and it's a common, informal way to greet someone in the morning.
Other variations:
* सकाळ भारी (Sakal bhaari): This is a more playful way to say "good morning" and means "heavy morning".
* सकाळ वाढव (Sakal vadhav): This translates to "increase morning" and is another playful way to greet someone.
The best way to choose which greeting to use depends on the situation and your relationship with the person you are greeting.