edentate vs toothless

edentate

adj
  • Lacking teeth. 

  • Belonging to the Edentata. 

noun
  • Any mammal that has few or no teeth, but especially the anteaters, armadillos, and sloths of the former order Edentata. 

toothless

adj
  • Having no teeth. 

  • Weak; having no ability to enforce something. 

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