inactive vs operant

inactive

noun
  • A person who does not take action. 

adj
  • Showing no optical activity in polarized light. 

  • Retired from duty or service. 

  • Not engaging in physical activity. 

  • Relatively inert. 

  • Not functioning or operating; broken down 

  • Not active, temporarily or permanently. 

operant

noun
  • An operative person or thing. 

  • Any of a class of behaviors that produce consequences by operating (i.e., acting) upon the environment. 

adj
  • That operates to produce an effect. 

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