highlights vs synopsis

highlights

noun
  • Summary of an event, such as a sporting event, focussing on the most entertaining or consequential aspects; compilation of each highlight of that event 

synopsis

noun
  • A reference work containing brief articles that taken together give an overview of an entire field. 

  • A brief summary of the major points of a written work, either as prose or as a table; an abridgment or condensation of a work. 

  • A prayer book for use by the laity of the church. 

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