docile vs obedient

docile

adj
  • Ready to accept instruction or direction; obedient; subservient. 

  • Yielding to control or supervision, direction, or management. 

obedient

adj
  • Willing to comply with the commands, orders, or instructions of those in authority. 

noun
  • One who obeys. 

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