budding vs prepatent

budding

adj
  • Beginning to develop. 

noun
  • The practice of uniting a single scion bud with rootstock or bark 

  • The result of this practice. 

prepatent

adj
  • Before symptoms (especially of infection) become manifest. 

  • Prior to the existence of a legal patent. 

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