1.Definition: a hostile (very unfriendly) disposition

"He could not conceal his hostility"

Category: General

2.Definition: a state of deep-seated ill-will

Related Noun(s):antagonism, enmity

Category: General

3.Definition: the feeling of a hostile person

"He could no longer contain his hostility"

Related Noun(s):enmity

Category: Feelings

4.Definition: violent action that is hostile and usually unprovoked

Related Noun(s):aggression

Category: General