cloaked vs cryptozoic

cloaked

adj
  • Covered, hidden, disguised. 

  • Wearing a cloak. 

cryptozoic

adj
  • Hidden (especially in the soil); not easily visible. 

  • Living in a cavity or small cave. 

  • Relating to a cryptozoite. 

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