General terms:
* Poʻe mākua: This literally means "people with children," but is commonly used to refer to adults in general.
* Poʻe ʻelemakule: This means "old people," but can also be used to refer to adults in general.
* Nā kāne a me nā wahine: This simply means "men and women," and can be used to refer to adults.
More specific terms:
* Poʻe makua kāne: This means "adult males."
* Poʻe makua wahine: This means "adult females."
It's important to note that:
* The use of these terms may vary depending on the speaker and the specific context.
* You can also use the English word "adults" in Hawaiian, although it may not be as common.
Ultimately, the best way to choose the appropriate term is to consider the specific context and your audience.