Your grandmother's grandmother is your great-great-grandmother.
Great Grandmother
Your grandmother's mother would be your great-grandmother.
Your grandmother's mother would be your great-grandmother.
She is your paternal grandmother.
In Marathi, you would call your grandmother "आजी" (pronounced as "Aaji").
Gram? is that her grandmother if it is then it is your great grandmother
In Malayalam, grandmother is called "ammachi" or "achamma".
Your father's grandmother is typically referred to as your great-grandmother.
A grandmother is 'une grand-mère' in French. Grandchildren often call her 'Mamie'.
your great great grandmother.
In Tamil, grandmother is called "பாட்டி" (Paati).