colorific vs monochrome

colorific

adj
  • colourful 

  • flowery; ornate 

monochrome

adj
  • Having only one colour. 

  • Representing colours with shades of gray. 

noun
  • A ceramic glaze of a single colour; an object so glazed. 

  • A black and white image, especially such a photograph. 

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