anachronistic vs past one's sell-by date

anachronistic

adj
  • Erroneous in date; containing an anachronism; in a wrong time; not applicable to or not appropriate for the time. 

  • Having opinions from the past; preferring things or values of the past; behind the times; overly conservative. 

past one's sell-by date

How often have the words anachronistic and past one's sell-by date occurred in a corpus of books? (source: Google Ngram Viewer )