"Bombycilla" is a scientific name given to a genus of passerine birds commonly known as waxwings. These birds are known for their distinctive crested head feathers and waxy red tips on their secondary feathers. In terms of synonyms, "waxwing" is a commonly used term to describe the birds of the Bombycilla genus. However, other terms also exist, such as "cedar bird," "silk-tail," and "cherry-bird." These names refer to the birds' diet, with cedar berries, silkworm cocoons, and cherries being some of their favorite foods. Regardless of the name, Bombycilla birds are a welcome sight to many bird lovers with their striking appearance and unique behaviors.