Hostility

Noun

Definition: Hostile behavior; unfriendliness or opposition.

Synonyms: Animosity, Enmity, Antagonism

Antonyms: Friendliness, Kindness, Cooperation

Examples:

The tension in the room was palpable as hostilities between the two sides escalated.
Her hostile attitude towards her coworkers made it difficult for her to build relationships.

Mnemonics:

Think of "hostility" as someone being a "hostile" presence, creating an unfriendly environment.
Imagine a "host" at a party who behaves in a hostile manner, creating an atmosphere of animosity.

Etymology:

Origin:

The word "hostility" comes from the Middle French word "hostilité" and ultimately from the Latin word "hostilitas," which means enmity or hostility.

Historical Usage:

The word has been used in English since the 15th century to describe antagonistic behavior or unfriendliness between individuals, groups, or nations.

Related Idioms:

Idiom:

"Declare/hostilities"

Explanation:

This phrase is commonly used to signify the official beginning of a conflict or war between two or more parties.

Misconceptions:

Misconception:

Using "hostility" as a synonym for anger.

Explanation:

While anger can be a component of hostility, they are not interchangeable. Hostility refers more to a general unfriendly and oppositional attitude, while anger is a specific emotional response.