The act of making a new word out of a existing word usually by making it longer for no apparent reason or combining two existing words to make a new word.
from Fofo, a kid on discord who is known for yapping so much it makes continents collide
Fofo: Bro did you know that the fitness grame pacer test is uh Radi is indian haha guess what Emmi: What?
Fofo: Chicken butt!!
Fruit: FOFO STOP FOFOING