Fracases, or public disturbances or fights, can be described using various synonyms. One such synonym is a ruckus, which describes a noisy commotion or disturbance. Another synonym is a brawl, which refers to a physical fight or scuffle between individuals. Altercation is another synonym, which refers to a heated argument or verbal dispute. A melee also describes a chaotic and violent struggle, often involving multiple people. Finally, a skirmish refers to a brief and minor altercation between two people or groups. All these synonyms can be used to describe fracases, depending on the context and level of violence involved.