A litter box is an essential item for cat owners, but sometimes you want to switch up the terminology. A few synonyms for the word "litter box" include "cat box", "training tray", "kitty sandbox", "potty dish", "waste pan", "feline commode", and "kitty toilet". These alternative names can add some fun and creativity to a typically mundane chore. Whether you are a seasoned cat owner or a newcomer to the world of feline companionship, don't be afraid to mix up your language and use different terms for the tried and true "litter box".