orderly vs refractory

orderly

noun
  • A hospital attendant given a variety of non-medical duties. 

  • A soldier who carries out minor tasks for a superior officer. 

adj
  • Being on duty; keeping order; conveying orders. 

  • Neat and tidy; possessing order. 

  • Methodical or systematic. 

  • Peaceful; well-behaved. 

refractory

noun
  • A material or piece of material, such as a brick, that has a very high melting point. 

adj
  • Obstinate and unruly; strongly opposed to something. 

  • Not affected by great heat. 

  • Difficult to treat. 

  • Incapable of registering a reaction or stimulus. 

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