"Degreased" Natural Recordings by Native Speakers
The adjective "degreased" means having had fat or oil removed, typically through the use of a solvent or cleansing agent. It can also imply that something is slippery or smooth, as if grease or oil has been removed from its surface.
to make (something or someone) worse or less good over time; to lower or diminish the quality, value, or dignity of something or someone.