exhaustipating 

The process of becoming exhaustipated.

Cutting down the trees was an exhaustipating experience for him, and he needed to rest.

exhaustipating by Satch71 August 29, 2019

Exhaustipation 

Too tired to give a shit.

Me: I'm too tired to give shit.

You: I had that last week and the doctor gave me a work release saying I suffered from exhaustipation.

Exhaustipation by kookaburra June 18, 2013

Exhaustigating 

The point at which exhaustion and frustration combine that leads one to bang their head against the wall, repeatedly and forcibly.

Telly: Watching the presidential debates is exhaustigating.

Chris: But not nearly as exhaustigating as back to back conference calls without a bathroom or lunch break.

Exhaustigating by Hell Yes, I Would October 11, 2016