agile vs operant

agile

adj
  • Characterised by quick motion. 

  • Having the faculty of quick motion in the limbs; apt or ready to move. 

  • Of or relating to agile software development, a technique for iterative and incremental development of software involving collaboration between teams. 

noun
  • Agile software development. 

operant

adj
  • That operates to produce an effect. 

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

  • An operative person or thing. 

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