Answer
Bombastus, the nickname of Paracelsus, a 16th-century physician and alchemist, aptly reflects his flamboyant and controversial nature. Paracelsus's writings and teachings were often characterized by exaggerated claims and a disregard for traditional medical practices, leading to his reputation as a "bombastic" figure. Despite his eccentricities, Paracelsus made significant contributions to medicine, including the introduction of chemical remedies and the emphasis on the importance of observation and experience.