encouragement vs kindling

encouragement

noun
  • The act of encouraging 

  • Words or actions that increase someone's confidence 

  • Something that incites, supports, promotes, protects or advances; incentive 

  • The feeling of being encouraged 

kindling

noun
  • The act by which something is kindled. 

  • Small pieces of wood and twigs used to start a fire. 

adj
  • Illuminated, lit. 

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