Hardcore, aggressive.
Angry.
Liable to attack without being attacked first (said of monsters).
To become aggressive towards the player's character.
To cause (a non-player character) to become aggressive towards the player's character.
A measure of how belligerent a player is – a high value may inspire either avoidance or preemptive hostile action from enemies.
Aggravation; bother.
Hostile attention from an enemy that should target players with better defenses.
Aggressive behaviour; loud, intimidating behaviour that convincingly threatens violence without necessarily actually becoming violent.
Punchy, aggressive.