Sir Ralph David Richardson was a distinguished British actor known for his versatility and theatrical charisma. Some of the synonyms for his name include "esteemed thespian," "virtuoso performer," "accomplished actor," and "notable stage presence." Richardson was also recognized for his impressive range, receiving critical acclaim for his work in both dramatic and comedic roles. Other synonyms that could be used to describe him would be "consummate professional," "masterful performer," and "legendary stage actor." He was a true icon in the world of theater and his contributions to the craft will be remembered for generations to come.