Finding the right synonyms for the term "paternal grandfather" can be slightly confusing. However, some of the common synonyms for this term include "granddad," "grandpapa," or simply "grandfather." Additionally, some older generations may refer to their paternal grandfather as "pop" or "poppa." There are also specific terms depending on cultural background, such as "Nonno" in Italian, "Ojiisan" in Japanese, or "Abuelo" in Spanish. Ultimately, regardless of the specific synonym used, the important thing is to show respect and affection for this important family member.