Formal:
* Lola: This is the most common and formal way to address your grandmother. It can be used for any grandmother, regardless of whether she is your mother's or father's mother.
Informal:
* Lola: This is also used informally, but you can add a name after it to show affection, like "Lola Maria".
* Nanay: This is a term for "mother" and can be used for your grandmother in an informal setting.
* Aling: This is a respectful prefix used for older women, and you can add your grandmother's name after it, like "Aling Maria".
Other options:
* Apó: This is a more archaic term for "grandmother" that is not used as frequently anymore.
* Inang: This is another formal term for "mother" that can be used to address your grandmother respectfully.
The best way to choose the appropriate term depends on your relationship with your grandmother, the context, and the level of formality you want to convey.