Sushi is a traditional Japanese dish that consists of cooked vinegared RICE combined with other ingredients such as seafood, vegetables, and sometimes tropical fruits. RICE is a staple ingredient in sushi, and is typically four letters long. ABALONE is a type of shellfish that is often served in sushi bars, and is seven letters long. TAI is a type of red snapper that is commonly used in sushi, and is three letters long. ROE is the eggs of fish or shellfish, and is also three letters long. Lastly, soy sauce is a condiment made from fermented soybeans, and is eight letters long. All of these ingredients are staples in sushi bars, and are essential for creating delicious sushi dishes.