grossinating 

disgusting to such an extent that is unspeakble

you are a gorssinating sight

grossinating by beuatiful and smart one March 8, 2005

grossatating 

An offshoot of sickatating, grossatating is something so foul, it may push a body into a state of physical illness.

Ann: "I hate moobs."
Tracy: "What about moist moobs?"
Ann: "That's just grossatating." (bends over and pukes)

grossatating by trexy June 10, 2007

Grossenating 

Disgusting and/or nauseating

A fat guy in a wife-beater with back hair is "grossenating."

Grossenating by Elizabeth and Jeremy August 8, 2006

groscinating

A portmanteau of the words gross and fascinating; used to describe anything which is fascinating in spite of, or perhaps because of being gross.

Every time I use one of those Biore nose strips, I stare at it for a while after I pull it off my face. Those little pore-plugs are so groscinating!

groscinating by ender2021 June 29, 2011

Grossatating 

Gross, but in a higher form. More disgusting than anything you’ve ever seen.

Eww that’s so grossatating!!

Grossatating by Wackycat March 7, 2019