intent vs operant

intent

noun
  • Something that is intended. 

  • The state of someone’s mind at the time of committing an offence. 

adj
  • Engrossed. 

  • Firmly fixed or concentrated on something. 

  • Unwavering from a course of action. 

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 intent and operant occurred in a corpus of books? (source: Google Ngram Viewer )