Armed hostilities refer to a state of conflict between two or more parties, involving the use of weapons. This phrase is often used in news reports and political discussions to describe situations of war and other forms of violence. However, there are several other phrases that can be used as synonyms for armed hostilities, such as military engagement, combat, warfare, and armed conflict. These words all imply similar meanings of hostility and aggression between two opposing forces. While they may differ in their specific connotations, they are all important in conveying the severity and urgency of violent situations that threaten peace and stability.