Formal:
* Good morning/afternoon/evening: This is a polite and general way to greet someone.
* How are you? This is a more conversational greeting, often used with people you know.
Informal:
* Morning/Afternoon/Evening: This is a more casual way to greet someone.
* Wah gwaan? This is a popular greeting that translates to "What's going on?"
* Bredda/Sis: This is a friendly greeting that is used between friends and family.
* How yuh doin'? This is a casual way to ask how someone is doing.
Other:
* Aye: This is a simple greeting that can be used in any situation.
* Hey: This is a more informal greeting, similar to "Aye."
It's important to note that Guyanese is a dialect of English, so you can also use standard English greetings like "Hello" or "Hi".