emeritus vs passé

emeritus

adj
  • Retired, but retaining an honorific version of a previous title. 

noun
  • A person retired in this sense. 

passé

adj
  • Past one's prime; worn; faded. 

  • Dated; out of style; old-fashioned. 

noun
  • An attack that passes the target without hitting. 

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