fancy-dress party vs masque

fancy-dress party

masque

noun
  • A masquerade. 

  • Words and music written for a masque. 

  • A dramatic performance, often performed at court as a royal entertainment, consisting of dancing, dialogue, pantomime and song. 

  • A facial mask. 

How often have the words fancy-dress party and masque occurred in a corpus of books? (source: Google Ngram Viewer )