The term "rodentproof" suggests that something is impenetrable by rodents. Some synonyms for this word include "rodent-resistant," "rodent-proofed," "rodent-repellent," and "rodent-barrier." These words convey the same meaning as "rodentproof" but with slight variations. For example, "rodent-resistant" implies that the item is resistant to rodent activity, while "rodent-repellent" indicates that the item repels rodents instead of simply being proof against them. "Rodent-proofed" suggests that the item has been treated to prevent rodents from entering it. "Rodent-barrier" conveys the idea that the object is a physical barrier that rodents cannot pass. Regardless of the word chosen, all these synonyms convey the same idea that an item or building has been protected from rodents.