aggression

noun

1. a disposition to behave aggressively

Definition categories: attribute, unfriendliness

2. a feeling of hostility that arouses thoughts of attack

Similar word(s): aggressiveness

Definition categories: feeling, enmity, hostility

3. violent action that is hostile and usually unprovoked

Similar word(s): hostility

Definition categories: act, action

4. the act of initiating hostilities

Definition categories: act, combat

5. deliberately unfriendly behavior

Definition categories: act, behavior, behaviour, conduct, doings