gilt-edged vs usual

gilt-edged

adj
  • Of the highest quality. 

  • Having gilded edges. 

  • Issued by the Bank of England. 

usual

noun
  • A specific good or service (e.g. a drink) that someone typically orders. 

  • The typical state of something, or something that is typical. 

adj
  • Most commonly occurring; typical. 

How often have the words gilt-edged and usual occurred in a corpus of books? (source: Google Ngram Viewer )