aureate vs mellow yellow

aureate

adj
  • Golden in color or shine. 

  • Of language: characterized by the use of (excessively) ornamental or grandiose terms, often of Latin or French origin. 

mellow yellow

noun
  • Synonym of bananadine 

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