Granddad is the father of father. He is a very [[https://www.houzz.com/photos/query/respected%20person|respected person]]. In Punjabi, we say [[https://www.google.co.uk/search?hl=en&gl=us&tbm=nws&q=granddad&gs_l=news|granddad]] as Dadaji or  [[https://bangcacloai.com/|https://bangcacloai.com/]] Baaji.