Informal:
* Kumusta? - This is the most common and versatile greeting, similar to "How are you?"
* Musta? - A shortened version of "Kumusta?"
* Ano'ng meron? - This literally means "What's there?" and is used to ask about what's happening or going on.
* Kamusta ka? - This is a more formal version of "Kumusta?"
* Anong ginagawa mo? - This means "What are you doing?" and can be used as a casual greeting.
Formal:
* Mabuti ba ang araw mo? - This means "How is your day?" and is more polite.
* Magandang araw po! - This is a formal greeting that means "Good day!"
Other options:
* Pareho tayo! - This means "Same to you!" and can be used after someone says "What's up?"
* Wala naman, ikaw? - This means "Nothing much, how about you?" and is a common response.
The best way to choose the appropriate word depends on who you are talking to and the context of the conversation.