adhesion vs closeness

adhesion

noun
  • Persistent attachment or loyalty. 

  • An abnormal union of surface by the formation of new tissue resulting from an inflammatory process. 

  • The ability of a substance to stick to an unlike substance. 

  • An agreement to adhere. 

  • The binding of a cell to a surface or substrate. 

  • The frictional grip on a surface, of wheels, shoes etc. 

closeness

noun
  • The state of being friends 

  • The shortest path between two vertices in a graph 

  • The state of being close (all senses) 

  • The state of being secretive 

  • The state of being mean or stingy 

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