What is the difference between an Earl of Huntingdon sword and a medieval longsword?

An Earl of Huntingdon sword is a specific type of longsword that is associated with the legend of Robin Hood. It is typically longer and more slender than other types of longswords. Medieval longswords were a variety of different swords that were used by knights and other warriors during the Middle Ages. They could be straight or curved, and they varied in length and weight.