Sometimes baba sometimes baka but they both mean the same thing
mom
The grandmother in Spanish is "la abuela"
Your mothers grandmothers children are each others siblings.
Hopefully, women who are grandmothers of the same children are friends, but in western culture they are not otherwise related. They are the mothers of the parents of the children
Great- grandmother.
great grandma
1st cousin 2x removed
Your grandmother's sisters are your Great Aunts.
Gram? is that her grandmother if it is then it is your great grandmother
the chumash learned from there grandmothers lessons in the myths and stories
Your grandmother's sister's children are your first cousins, once removed.
There is no word in the English language for a relationship between grandmothers of related grandchildren