In Swahili, you would say "babu" to refer to grandpa.
you say ''paatan'' or ''thaaththa'' in order to say grandpa in tamil
In Syrian Arabic, "Grandpa" is pronounced as "jiddo" for paternal grandpa and "seedo" for maternal grandpa.
to say grandpa in Japanese say "ojii-san" (pronounced : o-ge-san)
grandpa= nagypapa grandfather= nagyapa
not sure about grandpa, but grandfather is isovanhempi
You would say "nana ji" in Punjabi to refer to your maternal grandpa.
Grandma- Grandmére Grandpa-Grandpére
Grandpa - "Dziadek"; Grandma - "Babcia".
"Grandpa" in Flemish is "opa."
The word for grandpa in Swahili is "babu."
Grandpa in Portuguese is "vovô" or "avô".