lubricous

/ˈluːbrɪkəs/
adjective
  1. Smooth and slippery, especially to the touch.
    • The fish had a lubricous skin that helped it glide through the water.
    • She applied oil to make the metal parts more lubricous.
    • The lubricous surface of the wet floor made it dangerous to walk on.
  2. Shifty or dishonest; not to be trusted.
    • Her lubricous smile made me suspect she was hiding something.
    • The politician's lubricous promises fooled no one.
    • He had a lubricous way of avoiding direct answers.
Antonyms
What does "lubricous" mean? | whatsthatwordmean | whatsthatwordmean