tireless
an exercist is when the devil gets inside someone
I think it means someone who easily gets into fights, that is someone who's easily aggravated. Confirmation pending.
Someone who gets angry easily or is called quick tempered
The word "scapegoat" is sometimes used in that sense.
Someone who "stirs things up" is a person that instigates trouble. A "hothead" is a person that gets angry very easily.
The heart
A person who never gets tired can be described as indefatigable. This term refers to someone who persists tirelessly, showing sustained enthusiasm and energy without fatigue. Such individuals often exhibit remarkable stamina and resilience in their pursuits.
A river
He LOVE'S HIS FANS he'll never get tired of them!
A Path
stairs
No, WikiAnswers never gets tired of answering your questions. That's what we're here for!
nothing
until the hand gets tired
When he gets married to someone else.
A benchwarmer is a player in a sports team who rarely or never gets to play games or matches, and is most often an unused substitute.
A bench warmer is a player who rarely or never gets to play in sports games or matches, or is often used as a substitute.