hapless vs inappropo

hapless

adj
  • unfortunate. 

  • miserable, wretched, unhappy, measly, forlorn. 

  • Very unlucky; ill-fated. 

  • Devoid of talent or skill. 

inappropo

adj
  • Inappropriate. 

  • Not apropos. 

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