kitsch vs restraint

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. 

restraint

noun
  • something that restrains, ties, fastens or secures 

  • control or caution; reserve 

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