nonno
Nonno is the Italian word for grandfather. It is used as a familiar and affectionate form of address by grandchildren toward their paternal or maternal grandfather. The feminine equivalent is nonna. The plural forms are nonni for grandfathers and nonne for grandmothers. In formal contexts, one may refer to a specific grandfather as il nonno or mio nonno.
Etymology: The term derives from Italian, with roots in the older Latin nonnus meaning an old man;
Regional variation: Across Italy, there are regional forms and affectionate diminutives such as nonnino or nonnetto
Cultural role: In Italian life, the nonno is commonly portrayed as a family elder, storyteller, and keeper