Just as you wrote it.
"I love you, my Grandfather."
If you think how Serbians say grandfather - they say " deda "
sure, your grandfather for instance
grandfather-дедушка(dedushka)
Avô - Grandfather Vovô
grandfather in Filipino: lolo
To say "great grandfather" with 11 greats, write the word "great" eleven times and then write the word "grandfather." Some people say "eleventh great grandfather."
Tagalog translation of GRANDFATHER: lolo
impaa - grandfather imma- grandmother
Grandfather in sicilianu is "nannu", while grandmother is "nanna".
I don't know how to spell it but you say it as... "Gish Um" hope that helps my grandfather was Cree and I had asked him once how to say grandfather and that was his reply
grandfather = gjyshi (pronounced jew-shi)
16th great grandfather