bank holiday vs festival

bank holiday

noun
  • A weekday, often a Monday, on which most businesses are closed, and granted to workers as a national holiday. 

  • A closure of banks in a jurisdiction to curtail or prevent a bank run. 

festival

noun
  • A feast or feast day. 

  • In mythology, a set of celebrations in the honour of a god. 

  • Fried cornbread. 

  • An event or series of special events centred on the celebration or promotion of some theme or aspect of the community, often held at regular intervals. 

adj
  • Pertaining to a feast or feast day; festive. (Now only as the noun used attributively.) 

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