reactive vs unsusceptible

reactive

adj
  • Characterized by induction or capacitance rather than resistance. 

  • that reacts or responds to a stimulus 

  • that readily takes part in reactions 

  • Reacting to the past rather than anticipating the future, not predictive. 

unsusceptible

adj
  • Not susceptible. 

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