"Allegresse" is a French word that translates to "merriment" or "cheerfulness" in English. There are several synonyms for this word including happiness, joy, mirth, glee, elation, euphoria, jubilation, exultation, delight, and merrymaking. These words all convey a sense of positive emotion and a state of being content and joyous. Other related synonyms include optimism, positivity, lightheartedness, and exuberance. These words can all be used to describe a feeling of happiness or cheerfulness in a person's demeanor or in the atmosphere of a certain event or gathering. Whatever the synonym, the feeling of allegresse is one that is universally appreciated and sought after.