ungreased

/ʌnˈɡriːst/
adjective
  1. Not coated or lubricated with grease, oil, or fat.
    • He tried to turn the ungreased bolt, but it wouldn't budge.
    • The ungreased baking sheet caused the cookies to stick.
    • An ungreased pan will make the pancakes hard to flip.
What does "ungreased" mean? | whatsthatwordmean | whatsthatwordmean