rustic vs unoriginal

rustic

noun
  • A (sometimes unsophisticated) person from a rural area. 

  • A noctuoid moth. 

  • Any of various nymphalid butterflies having brown and orange wings, especially Cupha erymanthis. 

adj
  • Country-styled or pastoral; rural. 

  • Crude, rough. 

  • Simple; artless; unaffected. 

  • Unfinished or roughly finished. 

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 rustic and unoriginal occurred in a corpus of books? (source: Google Ngram Viewer )