Hostility

Hostility is seen as form of emotionally aggressive behavior. In everyday speech it is more commonly used as a synonym for anger and aggression.

Two people showing hostility by getting into an argument

Tensions between the two differences of hostility and hospitality has increased in the 21st century. Some physicals forms of hostility can be grinding or gnashing of teeth, the clenching and shaking of fists, and frowning.