Greasily 

To do something sneakily or mysteriously. People may question it, but don’t let it get through your fat head to your skull, because then you’ll be a bad boy.

He greasily snuck the 50 pound sausage past the airport staff.

Greasily by Sujay Lover June 2, 2018

greasily pissed 

so ridiculously pissed that you get greasy.

a hobo dropping his sandwich off a warf.... would be greasily pissed
or
a girl texting a guy all weekend and not getting any response would be greasily pissed.

greasily pissed by LCAB September 20, 2009

greasify 

To make something greasy.

Plural - Greasified

1. Gah I was eating a fish supper and now my hands are all greasified.

2. I better be careful while eating this pie or I might greasify the keyboard.

greasify by nutnoodle January 29, 2005