adnoun vs attributive

adnoun

noun
  • an adjective used as a noun (sensu stricto), an absolute adjective 

attributive

noun
  • An attributive word or phrase (see above), contrasted with predicative or substantive. 

adj
  • Modifying another word, typically a noun, while in the same phrase. 

  • Attributing; characterized by attributing; effecting attribution. 

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