partnership vs synergy

partnership

noun
  • An association of two or more people to conduct a business 

  • The state of being associated with a partner. 

  • The period when two specific batsmen are batting, from the fall of one wicket until the fall of the next; the number of runs scored during this period, 

synergy

noun
  • Benefits resulting from combining different groups, people, objects or processes. 

  • The cooperation of two or more nerves, muscles, organs, etc. 

  • A synonym of binding energy. 

  • The combined action of two or more drugs where the effects are stronger than their mere sum. 

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