Pajariwitticism
Making up dumb words while talking just because you think you're clever and everyone else is a dummy
'I'm gonna call this sandwich the Pajariwittic Special,' he said, like he invented bread.
She said, 'This is the best day ever, I'm gonna name it Shmoozle Day.'
He yelled, 'This is the worst game ever, I'm calling it Boopface 2000.'