Vertumnus is a Latin word meaning "turning season," which refers to the changing of the seasons throughout the year. There are various synonyms for Vertumnus that can be useful when describing the transition from one season to another. These include rotation, cycle, sequence, period, phase, and progression. Alternatively, one could also use terms like metamorphosis, transformation, or evolution to connote the natural changes that occur during the passage of time. In literature, Vertumnus has been often associated with the idea of transformation and change, making it a versatile term to describe the mutable nature of the world around us.