Plertabating 

The act of farting by means of rubbing your own butthole.

“Joshua, please stop plertabating in the middle of class.”

Plertabating by Plahty January 28, 2019

Portabating 

The act of actively masturbating in a Porta John.

Mike: "Jamal the security guard was caught portabating during work hours."

John:"Wait, he was caught actively masturbating in the Porta John?"

Portabating by Nothinseasyroundhere January 8, 2021