Manawyddan is a Welsh name that has ancient roots, and various synonyms have been used to describe its meaning. One of the most common synonyms is "ocean king," which reflects the name's connection to the sea and maritime activities. Other synonyms include "god of the sea," "ruler of the waves," and "son of the sea." All these synonyms emphasize Manawyddan's association with water and its power and role in Welsh mythology. Regardless of the synonym used, Manawyddan remains a significant figure in Welsh folklore, representing the connection between humanity and nature and the importance of balance and harmony between them.