aggravator (noun)

1. The aggravator in the comics always seemed to show up whenever the hero was in the middle of a fight.

2. Julia found herself attracted to the aggravator, even though her friends warned her about his annoying behavior.

3. The protagonist in the anime series had to constantly deal with an aggravator who would always get in the way of their missions.

4. The painting depicted an aggravator in a chaotic scene, showcasing the annoyance it caused to those around it.