roughspun vs scurrilous

roughspun

adj
  • Unpolished, rough and ready, uncultured, unsophisticated. 

  • Woven from a coarsely spun yarn, (usually also from a coarse material). 

noun
  • A garment made from roughly spun yarn or made from a coarse material. 

scurrilous

adj
  • Coarse, vulgar, abusive, or slanderous. 

  • Given to vulgar verbal abuse; foul-mouthed. 

  • Gross, vulgar and evil. 

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