aggro vs trigger point

aggro

noun
  • Aggressive behaviour; loud, intimidating behaviour that convincingly threatens violence without necessarily actually becoming violent. 

  • 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. 

adj
  • Angry. 

  • Liable to attack without being attacked first (said of monsters). 

  • Hardcore, aggressive. 

verb
  • To become aggressive towards the player's character. 

  • To cause (a non-player character) to become aggressive towards the player's character. 

trigger point

noun
  • An event, arrangement, provocation, etc. that leads a certain, generally violent or angered, action to be taken. 

  • A hyperirritable spot in the skeletal muscle; a point in tender muscle that tends to elicit pain upon pressure or touch. ᵂᵖ 

How often have the words aggro and trigger point occurred in a corpus of books? (source: Google Ngram Viewer )