grand father ;)
group of mothers
they are your cousin
Your Uncle.
grandma/pa
Your great grandfather
cousin
I call my mother mom
A fetus.
Mothers
Your mother's mother would be your grandmother.
In kingdom hearts, you hear a mothers voice, but she has no name.So you can assume to call her "sora's Mom"
your mothers mother is called your grandmother. and your mothers father is called your grandfather.