What is the English word for grandmother in cookisland?

The Cook Islands language, Rarotongan, uses the term "Mātua" for grandmother. However, it's important to note that the specific term can vary depending on the dialect and the family structure.

Here are some other terms you might encounter:

* "Mātua vahine": This means "mother woman" and is a more literal way to describe a grandmother.

* "Tinana": This is used to address a maternal grandmother.

* "Tupu": This is used to address a paternal grandmother.

Ultimately, the most accurate term will depend on the specific context and the family's traditions.