Formal:
* ʻEhia mau kaikuahine no ke ola: This literally translates to "How many sisters for life," but it conveys the idea of having sisters for an entire lifetime.
* Kaikuahine no ke ola a pau: This means "Sisters for all life" and emphasizes the everlasting bond.
Informal:
* Kaikuahine mau loa: This means "Sisters forever," and it's a more casual and heartfelt way to say it.
* ʻOhana no ke ola: This means "Family for life" and is a great option if you want to emphasize the strong bond you share with your sisters beyond just a sibling relationship.
Ultimately, the best way to say "sisters for life" in Hawaiian will depend on the context and the specific message you want to convey.