stuffed shirt vs unoriginal

stuffed shirt

noun
  • One who is pompous or self-important, especially one who is officious in a position of authority. 

  • Used attributively. 

unoriginal

noun
  • A person or work that does not exhibit originality. 

adj
  • Not being the first or earliest version of something, not original. 

  • Lacking originality. 

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