kitsch vs over the top

kitsch

adj
  • Of art and decor: of questionable aesthetic value; excessively sentimental, overdone or vulgar. 

noun
  • Art, decorative objects, and other forms of representation of questionable artistic or aesthetic value; a representation that is excessively sentimental, overdone, or vulgar. 

over the top

adj
  • Bold; beyond normal, expected, or reasonable limits; outrageous. 

  • Delivered across the Internet to a television or similar device. 

adv
  • Over the parapet of a trench, especially at the start of a futile attack. 

  • Used other than figuratively or idiomatically: see over, the, top. 

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