Toy tooters are musical instruments that make a buzzing sound when played. They are also known as kazoos, which is a six-letter word that can be used to solve the crossword puzzle. Toy tooters are usually made of plastic or metal and have a hollow body with a thin membrane stretched across one end. When the player hums or sings into the instrument, the membrane vibrates and creates a buzzing sound. Toy tooters are popular among children and adults alike, and they are often used in music performances.