Poopeeze 

To sneeze so hard you poop yourself

“ACHHO - - oh shit!”
“Sherry! Did you just poopeeze yourself?!”
“Yeah Aryn, I just poopeezed!”

Poopeeze by Sugar McDuckLips June 18, 2021

pooneeze 

When you sneeze and fart simultaneously, the instance is called a pooneeze

Jo did the biggest pooneeze before lunch, it was so loud!

pooneeze by Plantgirls January 8, 2010