"Knightly deeds" often refers to chivalrous and noble acts performed with honor and courage. Synonyms for this phrase include valiant deeds, heroic acts, gallant behavior, noble actions, and brave exploits. These words all denote a sense of bravery, valor, and virtue in the actions of an individual. Other synonyms for "knightly deeds" can include chivalrous deeds, honorable actions, and righteous behavior. Regardless of the words used to describe such actions, the essence remains the same - a willingness to act for the greater good, to defend what is right, and to uphold honor and integrity in all interactions.