belligerent

The word belligerent describes someone who is hostile and aggressive, eager to fight or argue. It goes beyond simply being angry; it implies an actively combative stance. The origin of the word comes from the Latin "bellum," meaning war—so think of someone behaving as if they are at war with those around them!

While often used to describe a person's attitude, belligerent can also refer to nations or groups engaged in warfare. For example, historians might discuss the "belligerent powers" involved in a conflict like World War II. However, in everyday English, it is most commonly used to describe individual behavior.

You wouldn't call someone who is quietly upset "belligerent," but you would use it for someone who is loudly and aggressively challenging others. For example: "The customer became belligerent when told the store was out of stock," or "His belligerent tone made it impossible to have a rational discussion." A politician known for fiery, confrontational speeches might be described as having a "belligerent style."

So, if someone seems ready to pick a fight—verbally or physically—and is actively displaying hostility, they are likely being belligerent. It's a strong word that suggests a distinct eagerness for conflict.