The word “acrimonious” is an adjective that describes something characterized by bitterness, harshness, or ill-will, especially in speech or behavior. It is often used to describe a heated or contentious situation where there is a lot of hostility or resentment.

Interesting fact: The word “acrimonious” comes from the Latin word “acrimonia,” which means sharpness or bitterness. It is derived from the Latin word “acrimen,” meaning acrid or pungent.