One word helps make it easier.
I got very tired, very quickly, even as a kid, of saying "Grandma on my Dad's side".
I had two Uncles with the same name, again, "Uncle <foo> on my Dad's side" is a PITA after awhile.
I got very tired, very quickly, even as a kid, of saying "Grandma on my Dad's side".
I had two Uncles with the same name, again, "Uncle <foo> on my Dad's side" is a PITA after awhile.
Or is it that you're referring to other relations than those two having unique words? If so then that would seem to introduce its own problems in ballooning the vocabulary.
Maybe English is just happier with the ambiguity?