high tea vs tea party

high tea

noun
  • A late afternoon or early evening meal, typically consisting of a cooked dish with bread and butter and tea. 

  • Formal afternoon tea. 

tea party

noun
  • A semi-formal afternoon social gathering at which tea, sandwiches and cakes are served. 

  • An interaction characterized by a high degree of courtesy, delicacy, deference, and avoidance of conflict. 

  • A type of imaginative playing in which children gather with each other or their dolls to mimic having a real tea party or other formal meal, often without any food at all. 

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