No, “Poppi” is not the Italian word for grandfather. The Italian word for grandfather is “nonno” (plural: “nonni”).
“Poppi” could be used as a colloquial or affectionate term in some families, similar to how “Grandpa” or “Pop” might be used in English, but it is not a standard or formal term in Italian for grandfather. If you were referring to a specific family or regional variation, it’s possible that “Poppi” could be a personal nickname for a grandfather in that context.
The term “Poppi” is not a standard word in Italian for “grandfather,” but it could be an affectionate nickname or variation that some families or regions use, similar to how English speakers might say “Pop” or “Grandpa.”
It’s also worth noting that Poppi is a small town in Tuscany, Italy, so the term might have different meanings depending on the context. If you’re referring to a family nickname or something else, “Poppi” could simply be a personalized version of a grandparent’s name.