association vs participation

association

noun
  • The state of being associated; a connection to or an affiliation with something. 

  • Relationship between classes of objects that allows one object instance to cause another to perform an action on its behalf. 

  • A benevolent overseas Chinese organization of popular origin for overseas Chinese individuals with the same surname or trade or business. 

  • A group of persons associated for a common purpose; an organization; society. 

  • The act of associating. 

  • Any relationship between two measured quantities that renders them statistically dependent (but not necessarily causal or a correlation). 

participation

noun
  • The state of being related to a larger whole. 

  • The act of participating, of taking part in something. 

  • The process during which individuals, groups and organizations are consulted about or have the opportunity to become actively involved in a project or program of activity. 

  • An ownership interest or profit-sharing right. 

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