Genoa cake is a type of fruitcake that is made with almonds, sultanas, and candied peel. The word Genoa cake has no true antonyms, as it is a specific type of cake. However, some possible contrasting terms could be savory, salty, or spicy. Unlike Genoa cake, which is sweet and fruity, savory foods are not sweet but have a more pungent, salty taste. Salty foods are not sweet and often contain sodium chloride, which enhances the flavor of savory foods. Spicy foods, on the other hand, are characterized by their heat and bold flavors. So, if you are looking for something different than Genoa cake, consider trying a savory, salty, or spicy dish.