A bova is a type of an armor. A dax is a type of an organ. Question: Which one of them is used by soldiers? Answer: bova.
A wug is a type of mayonnaise. A kiki is a type of grape. Question: Which one of them can contain eggs? Answer: wug.
A toma is a type of bread. A glorp is a type of a harpoon. Question: Which one of them can be filled with jam? Answer: toma.
A blick is a type of leek. A tufa is a type of a piano. Question: Which one of them can be grown? Answer: blick.
A fep is a type of a melon. A flib is a type of a catapult. Question: Which one of them has antioxidants? Answer: fep.
A zek is a type of a piano. A zup is a type of an oil tanker. Question: Which one of them can resonate? Answer: zek.