dank vs moistness

dank

noun
  • Moisture; humidity; water. 

  • Strong, high-quality cannabis. 

  • A small silver coin formerly used in Persia. 

adj
  • Moist and sticky, (by extension) highly potent. 

  • Dark, damp and humid. 

  • Great, awesome. 

moistness

noun
  • The property of being moist. 

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