Hawaiian:
* Mahalo: This is the most common way to say thank you in Hawaiian.
* Mahalo nui loa: This is a more formal and emphatic way to say thank you, meaning "thank you very much."
Samoan:
* Fa'afetai: This is the most common way to say thank you in Samoan.
* Fa'afetai lava: This means "thank you very much."
Tongan:
* Malo: This is the most common way to say thank you in Tongan.
* Malo e lelei: This means "thank you very much."
Tahitian:
* Mauruuru: This is the most common way to say thank you in Tahitian.
* Mauruuru maitai: This means "thank you very much."
Māori:
* Tēnā koe: This is a more general greeting meaning "hello" or "thank you" depending on the context.
* Whakawhetai: This is a more formal way to say thank you.
Remember: These are just a few examples, and there are many other Polynesian languages with their own unique ways of expressing gratitude.