flexible vs obedient

flexible

adj
  • Willing or prone to give way to the influence of others; not invincibly rigid or obstinate. 

  • Capable or being adapted or molded in some way. 

  • Capable of being flexed or bent without breaking; able to be turned or twisted without breaking. 

noun
  • Something that is flexible. 

obedient

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

noun
  • One who obeys. 

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