hyaloid vs lubricious

hyaloid

adj

  • transparent or glassy 

noun

  • The hyaloid membrane 

lubricious

adj

  • Smooth and glassy; slippery. 

  • Lewd, wanton, salacious or lecherous. 

How often have the words hyaloid and lubricious occurred in a corpus of books? (source: Google Ngram Viewer )