Wiktionary
great grandmothers
n. (great grandmother lang=en nodot=1) ((alternative spelling of great-grandmothers lang=en nocap=1 nodot=1)).
Usage examples of "great grandmothers".
Da was born to a noble line, it is true, but I suppose they might have been free farmers digging a foothold into untamed land in the time of my great grandmothers.