* "Nana" is a nickname: It's often used in English as a familiar or affectionate term for grandmother, but it's not a formal or common word in French.
* Common French terms for grandmother:
* Grand-mère: The most formal and widely used term for grandmother.
* Mémé: A common and affectionate nickname for grandmother.
* Mamie: Another common and affectionate nickname for grandmother.
* Grand-maman: A more formal term for grandmother, especially in some regions.
So, if you want to say "grandmother" in French, you would typically use "grand-mère," or one of the nicknames depending on the context and the level of familiarity.