catering vs prearrangement

catering

noun
  • The business of providing such services for special occasions. 

  • The act of one who caters (to something). 

  • The business of providing food and related services; foodservice. 

prearrangement

noun
  • An arrangement or plan made beforehand. 

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