Parent
That is a question for you to discuss with your Mother or Father.
Mother and father are equals. Only in heavy discussions the word of the mother is final.
Grandpa = morfar (mother's father) or farfar (father's father)
His mother and father. Next question?
The word for deciphering "grandfather on mother's side" to "grandfather on father's side" is "paternal grandfather."
Parent.
Yes, the word grandmother is a noun, a singular, common, compound noun; a word for the mother of your mother or father; a word for a person.
"Grandfather" is complete as a word. It means your Mother's (or Father's) father.
mama and papa
I asked my Mother and Father what my nationality is.
son
madre e padre